{"title":"Steel Sealed Metric ER20 Spring Collets","description":null,"products":[{"product_id":"er20-steel-sealed-spring-collets-11-piece-set-3mm-13mm-0-0003-t-i-r-coolant-collet-1500-max-psi","title":"ER20 STEEL SEALED SPRING COLLET METRIC SET PSI - CSS181","description":"\u003cdiv style=\"text-align:center;\"\u003e\n  \u003cp\u003e\u003cstrong\u003eCSS181\u003c\/strong\u003e\u003c\/p\u003e\n  \u003cp\u003eShop-Force Steel Sealed ER Spring Collets are engineered for precision machining applications where coolant-through performance, chip protection, accuracy, and repeatable tool holding are critical. The sealed design supports high-pressure coolant delivery while helping protect the collet slots from chips and debris.\u003c\/p\u003e\n  \u003cp\u003e\u003cstrong\u003eSpecifications \u0026amp; Tolerances\u003c\/strong\u003e\u003c\/p\u003e\n  \u003cul style=\"display:inline-block;text-align:left;margin:0 auto;\"\u003e\n    \u003cli\u003eCollet Series: ER20\u003c\/li\u003e\n    \u003cli\u003ePieces: 11\u003c\/li\u003e\n    \u003cli\u003eIncrement: 1.0MM\u003c\/li\u003e\n    \u003cli\u003eSizes Included: 3,4,5,6,7,8,9,10,11,12,13\u003c\/li\u003e\n    \u003cli\u003ePRECISION ACCURACY: Collet Accuracy: 0.0003\"-0.0004\" T.I.R\u003c\/li\u003e\n    \u003cli\u003eSPECIAL DESIGN: Eliminates Sealed Plugs and Coolant Discs\u003c\/li\u003e\n    \u003cli\u003eCOOLANT THROUGH SEALED: Manufactured with Precision Coolant Slots within collet.\u003c\/li\u003e\n    \u003cli\u003eCOOLANT PRESSURE: Allowable Max Pressure is 1500 PSI.\u003c\/li\u003e\n    \u003cli\u003eUSE OF PRODUCT: For optimal collet performance use on size shank diameter ONLY. Non-nominal sizes will perform but you may see small amount of leaking on collet.\u003c\/li\u003e\n    \u003cli\u003eCustomer Satisfaction Guarantee\u003c\/li\u003e\n    \u003cli\u003eVeteran Owned and Operated\u003c\/li\u003e\n  \u003c\/ul\u003e\n  \u003cp\u003e\u003cstrong\u003eApplications\u003c\/strong\u003e\u003c\/p\u003e\n  \u003cul style=\"display:inline-block;text-align:left;margin:0 auto;\"\u003e\n    \u003cli\u003eFor Use with ER Collet Chucks\u003c\/li\u003e\n    \u003cli\u003ePrecision CNC Milling Operations\u003c\/li\u003e\n    \u003cli\u003eHigh-Speed Machining (HSM)\u003c\/li\u003e\n    \u003cli\u003eDrilling, Reaming \u0026amp; Tapping\u003c\/li\u003e\n    \u003cli\u003eTool Holding for all Round Shank Tooling\u003c\/li\u003e\n    \u003cli\u003eGeneral Machining \u0026amp; Job Shop Use.\u003c\/li\u003e\n  \u003c\/ul\u003e\n\u003c\/div\u003e","brand":"Shop-Force","offers":[{"title":"Default Title","offer_id":51455489605945,"sku":"CSS181","price":287.07,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0972\/5067\/2953\/files\/1-CSS181.jpg?v=1785118122"},{"product_id":"er20-steel-sealed-spring-collet-metric-0-0003-t-i-r-coolant-collet-1500-max-psi-3mm","title":"ER20 STEEL SEALED SPRING COLLET METRIC 3MM - CSS39","description":"\u003cdiv style=\"text-align:center;\"\u003e\n  \u003cp\u003e\u003cstrong\u003eCSS39\u003c\/strong\u003e\u003c\/p\u003e\n  \u003cp\u003eShop-Force Steel Sealed ER Spring Collets are engineered for precision machining applications where coolant-through performance, chip protection, accuracy, and repeatable tool holding are critical. The sealed design supports high-pressure coolant delivery while helping protect the collet slots from chips and debris.\u003c\/p\u003e\n  \u003cp\u003e\u003cstrong\u003eSpecifications \u0026amp; Tolerances\u003c\/strong\u003e\u003c\/p\u003e\n  \u003cul style=\"display:inline-block;text-align:left;margin:0 auto;\"\u003e\n    \u003cli\u003eCollet Series: ER20\u003c\/li\u003e\n    \u003cli\u003eTool Shank: 3.0 MM\u003c\/li\u003e\n    \u003cli\u003eD: 3.0 MM\u003c\/li\u003e\n    \u003cli\u003eD1: 0.826\"\u003c\/li\u003e\n    \u003cli\u003eL: 1.240\"\u003c\/li\u003e\n    \u003cli\u003eL1: 0.250\"\u003c\/li\u003e\n    \u003cli\u003eCollet Capacity (inch): 0.118\"-0.236\"\u003c\/li\u003e\n    \u003cli\u003eCollet Capacity (metric): 3mm-6mm\u003c\/li\u003e\n    \u003cli\u003ePRECISION ACCURACY: Collet Accuracy: 0.0003\"-0.0004\" T.I.R\u003c\/li\u003e\n    \u003cli\u003eSPECIAL DESIGN: Eliminates Sealed Plugs and Coolant Discs\u003c\/li\u003e\n    \u003cli\u003eCOOLANT THROUGH SEALED: Manufactured with Precision Coolant Slots within collet.\u003c\/li\u003e\n    \u003cli\u003eCOOLANT PRESSURE: Allowable Max Pressure is 1500 PSI.\u003c\/li\u003e\n    \u003cli\u003eUSE OF PRODUCT: For optimal collet performance use on size shank diameter ONLY. Non-nominal sizes will perform but you may see small amount of leaking on collet.\u003c\/li\u003e\n    \u003cli\u003eCustomer Satisfaction Guarantee\u003c\/li\u003e\n    \u003cli\u003eVeteran Owned and Operated\u003c\/li\u003e\n  \u003c\/ul\u003e\n  \u003cp\u003e\u003cstrong\u003eApplications\u003c\/strong\u003e\u003c\/p\u003e\n  \u003cul style=\"display:inline-block;text-align:left;margin:0 auto;\"\u003e\n    \u003cli\u003eFor Use with ER Collet Chucks\u003c\/li\u003e\n    \u003cli\u003ePrecision CNC Milling Operations\u003c\/li\u003e\n    \u003cli\u003eHigh-Speed Machining (HSM)\u003c\/li\u003e\n    \u003cli\u003eDrilling, Reaming \u0026amp; Tapping\u003c\/li\u003e\n    \u003cli\u003eTool Holding for all Round Shank Tooling\u003c\/li\u003e\n    \u003cli\u003eGeneral Machining \u0026amp; Job Shop Use.\u003c\/li\u003e\n  \u003c\/ul\u003e\n\u003c\/div\u003e","brand":"Shop-Force","offers":[{"title":"Default Title","offer_id":51455490359609,"sku":"CSS39","price":29.76,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0972\/5067\/2953\/files\/1-Steel_sealed_collet_single_89PfLsHH1dd8UR3ccQxj5M_cd8fa605-aa4d-4e8e-8c2b-40dd720f3dd5.jpg?v=1785118034"},{"product_id":"er20-steel-sealed-spring-collet-metric-0-0003-t-i-r-coolant-collet-1500-max-psi-4mm","title":"ER20 STEEL SEALED SPRING COLLET METRIC 4MM - CSS40","description":"\u003cdiv style=\"text-align:center;\"\u003e\n  \u003cp\u003e\u003cstrong\u003eCSS40\u003c\/strong\u003e\u003c\/p\u003e\n  \u003cp\u003eShop-Force Steel Sealed ER Spring Collets are engineered for precision machining applications where coolant-through performance, chip protection, accuracy, and repeatable tool holding are critical. The sealed design supports high-pressure coolant delivery while helping protect the collet slots from chips and debris.\u003c\/p\u003e\n  \u003cp\u003e\u003cstrong\u003eSpecifications \u0026amp; Tolerances\u003c\/strong\u003e\u003c\/p\u003e\n  \u003cul style=\"display:inline-block;text-align:left;margin:0 auto;\"\u003e\n    \u003cli\u003eCollet Series: ER20\u003c\/li\u003e\n    \u003cli\u003eTool Shank: 4.0 MM\u003c\/li\u003e\n    \u003cli\u003eD: 4.0 MM\u003c\/li\u003e\n    \u003cli\u003eD1: 0.826\"\u003c\/li\u003e\n    \u003cli\u003eL: 1.240\"\u003c\/li\u003e\n    \u003cli\u003eL1: 0.250\"\u003c\/li\u003e\n    \u003cli\u003eCollet Capacity (inch): 0.118\"-0.236\"\u003c\/li\u003e\n    \u003cli\u003eCollet Capacity (metric): 3mm-6mm\u003c\/li\u003e\n    \u003cli\u003ePRECISION ACCURACY: Collet Accuracy: 0.0003\"-0.0004\" T.I.R\u003c\/li\u003e\n    \u003cli\u003eSPECIAL DESIGN: Eliminates Sealed Plugs and Coolant Discs\u003c\/li\u003e\n    \u003cli\u003eCOOLANT THROUGH SEALED: Manufactured with Precision Coolant Slots within collet.\u003c\/li\u003e\n    \u003cli\u003eCOOLANT PRESSURE: Allowable Max Pressure is 1500 PSI.\u003c\/li\u003e\n    \u003cli\u003eUSE OF PRODUCT: For optimal collet performance use on size shank diameter ONLY. Non-nominal sizes will perform but you may see small amount of leaking on collet.\u003c\/li\u003e\n    \u003cli\u003eCustomer Satisfaction Guarantee\u003c\/li\u003e\n    \u003cli\u003eVeteran Owned and Operated\u003c\/li\u003e\n  \u003c\/ul\u003e\n  \u003cp\u003e\u003cstrong\u003eApplications\u003c\/strong\u003e\u003c\/p\u003e\n  \u003cul style=\"display:inline-block;text-align:left;margin:0 auto;\"\u003e\n    \u003cli\u003eFor Use with ER Collet Chucks\u003c\/li\u003e\n    \u003cli\u003ePrecision CNC Milling Operations\u003c\/li\u003e\n    \u003cli\u003eHigh-Speed Machining (HSM)\u003c\/li\u003e\n    \u003cli\u003eDrilling, Reaming \u0026amp; Tapping\u003c\/li\u003e\n    \u003cli\u003eTool Holding for all Round Shank Tooling\u003c\/li\u003e\n    \u003cli\u003eGeneral Machining \u0026amp; Job Shop Use.\u003c\/li\u003e\n  \u003c\/ul\u003e\n\u003c\/div\u003e","brand":"Shop-Force","offers":[{"title":"Default Title","offer_id":51455491178809,"sku":"CSS40","price":29.76,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0972\/5067\/2953\/files\/1-Steel_sealed_collet_single_89PfLsHH1dd8UR3ccQxj5M_fb4a6f10-a1d8-4c3c-93c6-615072b2e953.jpg?v=1785118035"},{"product_id":"er20-steel-sealed-spring-collet-metric-0-0003-t-i-r-coolant-collet-1500-max-psi-5mm","title":"ER20 STEEL SEALED SPRING COLLET METRIC 5MM - CSS41","description":"\u003cdiv style=\"text-align:center;\"\u003e\n  \u003cp\u003e\u003cstrong\u003eCSS41\u003c\/strong\u003e\u003c\/p\u003e\n  \u003cp\u003eShop-Force Steel Sealed ER Spring Collets are engineered for precision machining applications where coolant-through performance, chip protection, accuracy, and repeatable tool holding are critical. The sealed design supports high-pressure coolant delivery while helping protect the collet slots from chips and debris.\u003c\/p\u003e\n  \u003cp\u003e\u003cstrong\u003eSpecifications \u0026amp; Tolerances\u003c\/strong\u003e\u003c\/p\u003e\n  \u003cul style=\"display:inline-block;text-align:left;margin:0 auto;\"\u003e\n    \u003cli\u003eCollet Series: ER20\u003c\/li\u003e\n    \u003cli\u003eTool Shank: 5.0 MM\u003c\/li\u003e\n    \u003cli\u003eD: 5.0 MM\u003c\/li\u003e\n    \u003cli\u003eD1: 0.826\"\u003c\/li\u003e\n    \u003cli\u003eL: 1.240\"\u003c\/li\u003e\n    \u003cli\u003eL1: 0.250\"\u003c\/li\u003e\n    \u003cli\u003eCollet Capacity (inch): 0.118\"-0.236\"\u003c\/li\u003e\n    \u003cli\u003eCollet Capacity (metric): 3mm-6mm\u003c\/li\u003e\n    \u003cli\u003ePRECISION ACCURACY: Collet Accuracy: 0.0003\"-0.0004\" T.I.R\u003c\/li\u003e\n    \u003cli\u003eSPECIAL DESIGN: Eliminates Sealed Plugs and Coolant Discs\u003c\/li\u003e\n    \u003cli\u003eCOOLANT THROUGH SEALED: Manufactured with Precision Coolant Slots within collet.\u003c\/li\u003e\n    \u003cli\u003eCOOLANT PRESSURE: Allowable Max Pressure is 1500 PSI.\u003c\/li\u003e\n    \u003cli\u003eUSE OF PRODUCT: For optimal collet performance use on size shank diameter ONLY. Non-nominal sizes will perform but you may see small amount of leaking on collet.\u003c\/li\u003e\n    \u003cli\u003eCustomer Satisfaction Guarantee\u003c\/li\u003e\n    \u003cli\u003eVeteran Owned and Operated\u003c\/li\u003e\n  \u003c\/ul\u003e\n  \u003cp\u003e\u003cstrong\u003eApplications\u003c\/strong\u003e\u003c\/p\u003e\n  \u003cul style=\"display:inline-block;text-align:left;margin:0 auto;\"\u003e\n    \u003cli\u003eFor Use with ER Collet Chucks\u003c\/li\u003e\n    \u003cli\u003ePrecision CNC Milling Operations\u003c\/li\u003e\n    \u003cli\u003eHigh-Speed Machining (HSM)\u003c\/li\u003e\n    \u003cli\u003eDrilling, Reaming \u0026amp; Tapping\u003c\/li\u003e\n    \u003cli\u003eTool Holding for all Round Shank Tooling\u003c\/li\u003e\n    \u003cli\u003eGeneral Machining \u0026amp; Job Shop Use.\u003c\/li\u003e\n  \u003c\/ul\u003e\n\u003c\/div\u003e","brand":"Shop-Force","offers":[{"title":"Default Title","offer_id":51455492063545,"sku":"CSS41","price":29.76,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0972\/5067\/2953\/files\/1-Steel_sealed_collet_single_89PfLsHH1dd8UR3ccQxj5M_b6d5207d-1b18-4b00-8526-09b7bb9d2583.jpg?v=1785118036"},{"product_id":"er20-steel-sealed-spring-collet-metric-0-0003-t-i-r-coolant-collet-1500-max-psi-6mm","title":"ER20 STEEL SEALED SPRING COLLET METRIC 6MM - CSS42","description":"\u003cdiv style=\"text-align:center;\"\u003e\n  \u003cp\u003e\u003cstrong\u003eCSS42\u003c\/strong\u003e\u003c\/p\u003e\n  \u003cp\u003eShop-Force Steel Sealed ER Spring Collets are engineered for precision machining applications where coolant-through performance, chip protection, accuracy, and repeatable tool holding are critical. The sealed design supports high-pressure coolant delivery while helping protect the collet slots from chips and debris.\u003c\/p\u003e\n  \u003cp\u003e\u003cstrong\u003eSpecifications \u0026amp; Tolerances\u003c\/strong\u003e\u003c\/p\u003e\n  \u003cul style=\"display:inline-block;text-align:left;margin:0 auto;\"\u003e\n    \u003cli\u003eCollet Series: ER20\u003c\/li\u003e\n    \u003cli\u003eTool Shank: 6.0 MM\u003c\/li\u003e\n    \u003cli\u003eD: 6.0 MM\u003c\/li\u003e\n    \u003cli\u003eD1: 0.826\"\u003c\/li\u003e\n    \u003cli\u003eL: 1.240\"\u003c\/li\u003e\n    \u003cli\u003eL1: 0.250\"\u003c\/li\u003e\n    \u003cli\u003eCollet Capacity (inch): 0.118\"-0.236\"\u003c\/li\u003e\n    \u003cli\u003eCollet Capacity (metric): 3mm-6mm\u003c\/li\u003e\n    \u003cli\u003ePRECISION ACCURACY: Collet Accuracy: 0.0003\"-0.0004\" T.I.R\u003c\/li\u003e\n    \u003cli\u003eSPECIAL DESIGN: Eliminates Sealed Plugs and Coolant Discs\u003c\/li\u003e\n    \u003cli\u003eCOOLANT THROUGH SEALED: Manufactured with Precision Coolant Slots within collet.\u003c\/li\u003e\n    \u003cli\u003eCOOLANT PRESSURE: Allowable Max Pressure is 1500 PSI.\u003c\/li\u003e\n    \u003cli\u003eUSE OF PRODUCT: For optimal collet performance use on size shank diameter ONLY. Non-nominal sizes will perform but you may see small amount of leaking on collet.\u003c\/li\u003e\n    \u003cli\u003eCustomer Satisfaction Guarantee\u003c\/li\u003e\n    \u003cli\u003eVeteran Owned and Operated\u003c\/li\u003e\n  \u003c\/ul\u003e\n  \u003cp\u003e\u003cstrong\u003eApplications\u003c\/strong\u003e\u003c\/p\u003e\n  \u003cul style=\"display:inline-block;text-align:left;margin:0 auto;\"\u003e\n    \u003cli\u003eFor Use with ER Collet Chucks\u003c\/li\u003e\n    \u003cli\u003ePrecision CNC Milling Operations\u003c\/li\u003e\n    \u003cli\u003eHigh-Speed Machining (HSM)\u003c\/li\u003e\n    \u003cli\u003eDrilling, Reaming \u0026amp; Tapping\u003c\/li\u003e\n    \u003cli\u003eTool Holding for all Round Shank Tooling\u003c\/li\u003e\n    \u003cli\u003eGeneral Machining \u0026amp; Job Shop Use.\u003c\/li\u003e\n  \u003c\/ul\u003e\n\u003c\/div\u003e","brand":"Shop-Force","offers":[{"title":"Default Title","offer_id":51455493013817,"sku":"CSS42","price":29.76,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0972\/5067\/2953\/files\/1-Steel_sealed_collet_single_89PfLsHH1dd8UR3ccQxj5M_3237751a-da26-4049-bfa4-b158f397f22b.jpg?v=1785118038"},{"product_id":"er20-steel-sealed-spring-collet-metric-0-0003-t-i-r-coolant-collet-1500-max-psi-7mm","title":"ER20 STEEL SEALED SPRING COLLET METRIC 7MM - CSS43","description":"\u003cdiv style=\"text-align:center;\"\u003e\n  \u003cp\u003e\u003cstrong\u003eCSS43\u003c\/strong\u003e\u003c\/p\u003e\n  \u003cp\u003eShop-Force Steel Sealed ER Spring Collets are engineered for precision machining applications where coolant-through performance, chip protection, accuracy, and repeatable tool holding are critical. The sealed design supports high-pressure coolant delivery while helping protect the collet slots from chips and debris.\u003c\/p\u003e\n  \u003cp\u003e\u003cstrong\u003eSpecifications \u0026amp; Tolerances\u003c\/strong\u003e\u003c\/p\u003e\n  \u003cul style=\"display:inline-block;text-align:left;margin:0 auto;\"\u003e\n    \u003cli\u003eCollet Series: ER20\u003c\/li\u003e\n    \u003cli\u003eTool Shank: 7.0 MM\u003c\/li\u003e\n    \u003cli\u003eD: 7.0 MM\u003c\/li\u003e\n    \u003cli\u003eD1: 0.826\"\u003c\/li\u003e\n    \u003cli\u003eL: 1.240\"\u003c\/li\u003e\n    \u003cli\u003eL1: 0.250\"\u003c\/li\u003e\n    \u003cli\u003eCollet Capacity (inch): 0.118\"-0.236\"\u003c\/li\u003e\n    \u003cli\u003eCollet Capacity (metric): 3mm-6mm\u003c\/li\u003e\n    \u003cli\u003ePRECISION ACCURACY: Collet Accuracy: 0.0003\"-0.0004\" T.I.R\u003c\/li\u003e\n    \u003cli\u003eSPECIAL DESIGN: Eliminates Sealed Plugs and Coolant Discs\u003c\/li\u003e\n    \u003cli\u003eCOOLANT THROUGH SEALED: Manufactured with Precision Coolant Slots within collet.\u003c\/li\u003e\n    \u003cli\u003eCOOLANT PRESSURE: Allowable Max Pressure is 1500 PSI.\u003c\/li\u003e\n    \u003cli\u003eUSE OF PRODUCT: For optimal collet performance use on size shank diameter ONLY. Non-nominal sizes will perform but you may see small amount of leaking on collet.\u003c\/li\u003e\n    \u003cli\u003eCustomer Satisfaction Guarantee\u003c\/li\u003e\n    \u003cli\u003eVeteran Owned and Operated\u003c\/li\u003e\n  \u003c\/ul\u003e\n  \u003cp\u003e\u003cstrong\u003eApplications\u003c\/strong\u003e\u003c\/p\u003e\n  \u003cul style=\"display:inline-block;text-align:left;margin:0 auto;\"\u003e\n    \u003cli\u003eFor Use with ER Collet Chucks\u003c\/li\u003e\n    \u003cli\u003ePrecision CNC Milling Operations\u003c\/li\u003e\n    \u003cli\u003eHigh-Speed Machining (HSM)\u003c\/li\u003e\n    \u003cli\u003eDrilling, Reaming \u0026amp; Tapping\u003c\/li\u003e\n    \u003cli\u003eTool Holding for all Round Shank Tooling\u003c\/li\u003e\n    \u003cli\u003eGeneral Machining \u0026amp; Job Shop Use.\u003c\/li\u003e\n  \u003c\/ul\u003e\n\u003c\/div\u003e","brand":"Shop-Force","offers":[{"title":"Default Title","offer_id":51455493833017,"sku":"CSS43","price":29.76,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0972\/5067\/2953\/files\/1-Steel_sealed_collet_single_89PfLsHH1dd8UR3ccQxj5M_572cb37c-ddc4-442e-842f-a5b3a9af7772.jpg?v=1785118039"},{"product_id":"er20-steel-sealed-spring-collet-metric-0-0003-t-i-r-coolant-collet-1500-max-psi-8mm","title":"ER20 STEEL SEALED SPRING COLLET METRIC 8MM - CSS44","description":"\u003cdiv style=\"text-align:center;\"\u003e\n  \u003cp\u003e\u003cstrong\u003eCSS44\u003c\/strong\u003e\u003c\/p\u003e\n  \u003cp\u003eShop-Force Steel Sealed ER Spring Collets are engineered for precision machining applications where coolant-through performance, chip protection, accuracy, and repeatable tool holding are critical. The sealed design supports high-pressure coolant delivery while helping protect the collet slots from chips and debris.\u003c\/p\u003e\n  \u003cp\u003e\u003cstrong\u003eSpecifications \u0026amp; Tolerances\u003c\/strong\u003e\u003c\/p\u003e\n  \u003cul style=\"display:inline-block;text-align:left;margin:0 auto;\"\u003e\n    \u003cli\u003eCollet Series: ER20\u003c\/li\u003e\n    \u003cli\u003eTool Shank: 8.0 MM\u003c\/li\u003e\n    \u003cli\u003eD: 8.0 MM\u003c\/li\u003e\n    \u003cli\u003eD1: 0.826\"\u003c\/li\u003e\n    \u003cli\u003eL: 1.240\"\u003c\/li\u003e\n    \u003cli\u003eL1: 0.250\"\u003c\/li\u003e\n    \u003cli\u003eCollet Capacity (inch): 0.118\"-0.236\"\u003c\/li\u003e\n    \u003cli\u003eCollet Capacity (metric): 3mm-6mm\u003c\/li\u003e\n    \u003cli\u003ePRECISION ACCURACY: Collet Accuracy: 0.0003\"-0.0004\" T.I.R\u003c\/li\u003e\n    \u003cli\u003eSPECIAL DESIGN: Eliminates Sealed Plugs and Coolant Discs\u003c\/li\u003e\n    \u003cli\u003eCOOLANT THROUGH SEALED: Manufactured with Precision Coolant Slots within collet.\u003c\/li\u003e\n    \u003cli\u003eCOOLANT PRESSURE: Allowable Max Pressure is 1500 PSI.\u003c\/li\u003e\n    \u003cli\u003eUSE OF PRODUCT: For optimal collet performance use on size shank diameter ONLY. Non-nominal sizes will perform but you may see small amount of leaking on collet.\u003c\/li\u003e\n    \u003cli\u003eCustomer Satisfaction Guarantee\u003c\/li\u003e\n    \u003cli\u003eVeteran Owned and Operated\u003c\/li\u003e\n  \u003c\/ul\u003e\n  \u003cp\u003e\u003cstrong\u003eApplications\u003c\/strong\u003e\u003c\/p\u003e\n  \u003cul style=\"display:inline-block;text-align:left;margin:0 auto;\"\u003e\n    \u003cli\u003eFor Use with ER Collet Chucks\u003c\/li\u003e\n    \u003cli\u003ePrecision CNC Milling Operations\u003c\/li\u003e\n    \u003cli\u003eHigh-Speed Machining (HSM)\u003c\/li\u003e\n    \u003cli\u003eDrilling, Reaming \u0026amp; Tapping\u003c\/li\u003e\n    \u003cli\u003eTool Holding for all Round Shank Tooling\u003c\/li\u003e\n    \u003cli\u003eGeneral Machining \u0026amp; Job Shop Use.\u003c\/li\u003e\n  \u003c\/ul\u003e\n\u003c\/div\u003e","brand":"Shop-Force","offers":[{"title":"Default Title","offer_id":51455494619449,"sku":"CSS44","price":29.76,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0972\/5067\/2953\/files\/1-Steel_sealed_collet_single_89PfLsHH1dd8UR3ccQxj5M_4cb00f26-78e1-4cb8-a8bb-c9fe8f616052.jpg?v=1785118040"},{"product_id":"er20-steel-sealed-spring-collet-metric-0-0003-t-i-r-coolant-collet-1500-max-psi-9mm","title":"ER20 STEEL SEALED SPRING COLLET METRIC 9MM - CSS45","description":"\u003cdiv style=\"text-align:center;\"\u003e\n  \u003cp\u003e\u003cstrong\u003eCSS45\u003c\/strong\u003e\u003c\/p\u003e\n  \u003cp\u003eShop-Force Steel Sealed ER Spring Collets are engineered for precision machining applications where coolant-through performance, chip protection, accuracy, and repeatable tool holding are critical. The sealed design supports high-pressure coolant delivery while helping protect the collet slots from chips and debris.\u003c\/p\u003e\n  \u003cp\u003e\u003cstrong\u003eSpecifications \u0026amp; Tolerances\u003c\/strong\u003e\u003c\/p\u003e\n  \u003cul style=\"display:inline-block;text-align:left;margin:0 auto;\"\u003e\n    \u003cli\u003eCollet Series: ER20\u003c\/li\u003e\n    \u003cli\u003eTool Shank: 9.0 MM\u003c\/li\u003e\n    \u003cli\u003eD: 9.0 MM\u003c\/li\u003e\n    \u003cli\u003eD1: 0.826\"\u003c\/li\u003e\n    \u003cli\u003eL: 1.240\"\u003c\/li\u003e\n    \u003cli\u003eL1: 0.250\"\u003c\/li\u003e\n    \u003cli\u003eCollet Capacity (inch): 0.118\"-0.236\"\u003c\/li\u003e\n    \u003cli\u003eCollet Capacity (metric): 3mm-6mm\u003c\/li\u003e\n    \u003cli\u003ePRECISION ACCURACY: Collet Accuracy: 0.0003\"-0.0004\" T.I.R\u003c\/li\u003e\n    \u003cli\u003eSPECIAL DESIGN: Eliminates Sealed Plugs and Coolant Discs\u003c\/li\u003e\n    \u003cli\u003eCOOLANT THROUGH SEALED: Manufactured with Precision Coolant Slots within collet.\u003c\/li\u003e\n    \u003cli\u003eCOOLANT PRESSURE: Allowable Max Pressure is 1500 PSI.\u003c\/li\u003e\n    \u003cli\u003eUSE OF PRODUCT: For optimal collet performance use on size shank diameter ONLY. Non-nominal sizes will perform but you may see small amount of leaking on collet.\u003c\/li\u003e\n    \u003cli\u003eCustomer Satisfaction Guarantee\u003c\/li\u003e\n    \u003cli\u003eVeteran Owned and Operated\u003c\/li\u003e\n  \u003c\/ul\u003e\n  \u003cp\u003e\u003cstrong\u003eApplications\u003c\/strong\u003e\u003c\/p\u003e\n  \u003cul style=\"display:inline-block;text-align:left;margin:0 auto;\"\u003e\n    \u003cli\u003eFor Use with ER Collet Chucks\u003c\/li\u003e\n    \u003cli\u003ePrecision CNC Milling Operations\u003c\/li\u003e\n    \u003cli\u003eHigh-Speed Machining (HSM)\u003c\/li\u003e\n    \u003cli\u003eDrilling, Reaming \u0026amp; Tapping\u003c\/li\u003e\n    \u003cli\u003eTool Holding for all Round Shank Tooling\u003c\/li\u003e\n    \u003cli\u003eGeneral Machining \u0026amp; Job Shop Use.\u003c\/li\u003e\n  \u003c\/ul\u003e\n\u003c\/div\u003e","brand":"Shop-Force","offers":[{"title":"Default Title","offer_id":51455495536953,"sku":"CSS45","price":29.76,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0972\/5067\/2953\/files\/1-Steel_sealed_collet_single_89PfLsHH1dd8UR3ccQxj5M_59491157-5d8c-47a3-a5ff-5f2a3dd49c39.jpg?v=1785118041"},{"product_id":"er20-steel-sealed-spring-collet-metric-0-0003-t-i-r-coolant-collet-1500-max-psi-10mm","title":"ER20 STEEL SEALED SPRING COLLET METRIC 10MM - CSS46","description":"\u003cdiv style=\"text-align:center;\"\u003e\n  \u003cp\u003e\u003cstrong\u003eCSS46\u003c\/strong\u003e\u003c\/p\u003e\n  \u003cp\u003eShop-Force Steel Sealed ER Spring Collets are engineered for precision machining applications where coolant-through performance, chip protection, accuracy, and repeatable tool holding are critical. The sealed design supports high-pressure coolant delivery while helping protect the collet slots from chips and debris.\u003c\/p\u003e\n  \u003cp\u003e\u003cstrong\u003eSpecifications \u0026amp; Tolerances\u003c\/strong\u003e\u003c\/p\u003e\n  \u003cul style=\"display:inline-block;text-align:left;margin:0 auto;\"\u003e\n    \u003cli\u003eCollet Series: ER20\u003c\/li\u003e\n    \u003cli\u003eTool Shank: 10.0 MM\u003c\/li\u003e\n    \u003cli\u003eD: 10.0 MM\u003c\/li\u003e\n    \u003cli\u003eD1: 0.826\"\u003c\/li\u003e\n    \u003cli\u003eL: 1.240\"\u003c\/li\u003e\n    \u003cli\u003eL1: 0.250\"\u003c\/li\u003e\n    \u003cli\u003eCollet Capacity (inch): 0.118\"-0.236\"\u003c\/li\u003e\n    \u003cli\u003eCollet Capacity (metric): 3mm-6mm\u003c\/li\u003e\n    \u003cli\u003ePRECISION ACCURACY: Collet Accuracy: 0.0003\"-0.0004\" T.I.R\u003c\/li\u003e\n    \u003cli\u003eSPECIAL DESIGN: Eliminates Sealed Plugs and Coolant Discs\u003c\/li\u003e\n    \u003cli\u003eCOOLANT THROUGH SEALED: Manufactured with Precision Coolant Slots within collet.\u003c\/li\u003e\n    \u003cli\u003eCOOLANT PRESSURE: Allowable Max Pressure is 1500 PSI.\u003c\/li\u003e\n    \u003cli\u003eUSE OF PRODUCT: For optimal collet performance use on size shank diameter ONLY. Non-nominal sizes will perform but you may see small amount of leaking on collet.\u003c\/li\u003e\n    \u003cli\u003eCustomer Satisfaction Guarantee\u003c\/li\u003e\n    \u003cli\u003eVeteran Owned and Operated\u003c\/li\u003e\n  \u003c\/ul\u003e\n  \u003cp\u003e\u003cstrong\u003eApplications\u003c\/strong\u003e\u003c\/p\u003e\n  \u003cul style=\"display:inline-block;text-align:left;margin:0 auto;\"\u003e\n    \u003cli\u003eFor Use with ER Collet Chucks\u003c\/li\u003e\n    \u003cli\u003ePrecision CNC Milling Operations\u003c\/li\u003e\n    \u003cli\u003eHigh-Speed Machining (HSM)\u003c\/li\u003e\n    \u003cli\u003eDrilling, Reaming \u0026amp; Tapping\u003c\/li\u003e\n    \u003cli\u003eTool Holding for all Round Shank Tooling\u003c\/li\u003e\n    \u003cli\u003eGeneral Machining \u0026amp; Job Shop Use.\u003c\/li\u003e\n  \u003c\/ul\u003e\n\u003c\/div\u003e","brand":"Shop-Force","offers":[{"title":"Default Title","offer_id":51455496356153,"sku":"CSS46","price":29.76,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0972\/5067\/2953\/files\/1-Steel_sealed_collet_single_89PfLsHH1dd8UR3ccQxj5M_6148e7b4-391e-4f41-a4ee-e23cedb9aa3d.jpg?v=1785118043"},{"product_id":"er20-steel-sealed-spring-collet-metric-0-0003-t-i-r-coolant-collet-1500-max-psi-11mm","title":"ER20 STEEL SEALED SPRING COLLET METRIC 11MM - CSS47","description":"\u003cdiv style=\"text-align:center;\"\u003e\n  \u003cp\u003e\u003cstrong\u003eCSS47\u003c\/strong\u003e\u003c\/p\u003e\n  \u003cp\u003eShop-Force Steel Sealed ER Spring Collets are engineered for precision machining applications where coolant-through performance, chip protection, accuracy, and repeatable tool holding are critical. The sealed design supports high-pressure coolant delivery while helping protect the collet slots from chips and debris.\u003c\/p\u003e\n  \u003cp\u003e\u003cstrong\u003eSpecifications \u0026amp; Tolerances\u003c\/strong\u003e\u003c\/p\u003e\n  \u003cul style=\"display:inline-block;text-align:left;margin:0 auto;\"\u003e\n    \u003cli\u003eCollet Series: ER20\u003c\/li\u003e\n    \u003cli\u003eTool Shank: 11.0 MM\u003c\/li\u003e\n    \u003cli\u003eD: 11.0 MM\u003c\/li\u003e\n    \u003cli\u003eD1: 0.826\"\u003c\/li\u003e\n    \u003cli\u003eL: 1.240\"\u003c\/li\u003e\n    \u003cli\u003eL1: 0.250\"\u003c\/li\u003e\n    \u003cli\u003eCollet Capacity (inch): 0.118\"-0.236\"\u003c\/li\u003e\n    \u003cli\u003eCollet Capacity (metric): 3mm-6mm\u003c\/li\u003e\n    \u003cli\u003ePRECISION ACCURACY: Collet Accuracy: 0.0003\"-0.0004\" T.I.R\u003c\/li\u003e\n    \u003cli\u003eSPECIAL DESIGN: Eliminates Sealed Plugs and Coolant Discs\u003c\/li\u003e\n    \u003cli\u003eCOOLANT THROUGH SEALED: Manufactured with Precision Coolant Slots within collet.\u003c\/li\u003e\n    \u003cli\u003eCOOLANT PRESSURE: Allowable Max Pressure is 1500 PSI.\u003c\/li\u003e\n    \u003cli\u003eUSE OF PRODUCT: For optimal collet performance use on size shank diameter ONLY. Non-nominal sizes will perform but you may see small amount of leaking on collet.\u003c\/li\u003e\n    \u003cli\u003eCustomer Satisfaction Guarantee\u003c\/li\u003e\n    \u003cli\u003eVeteran Owned and Operated\u003c\/li\u003e\n  \u003c\/ul\u003e\n  \u003cp\u003e\u003cstrong\u003eApplications\u003c\/strong\u003e\u003c\/p\u003e\n  \u003cul style=\"display:inline-block;text-align:left;margin:0 auto;\"\u003e\n    \u003cli\u003eFor Use with ER Collet Chucks\u003c\/li\u003e\n    \u003cli\u003ePrecision CNC Milling Operations\u003c\/li\u003e\n    \u003cli\u003eHigh-Speed Machining (HSM)\u003c\/li\u003e\n    \u003cli\u003eDrilling, Reaming \u0026amp; Tapping\u003c\/li\u003e\n    \u003cli\u003eTool Holding for all Round Shank Tooling\u003c\/li\u003e\n    \u003cli\u003eGeneral Machining \u0026amp; Job Shop Use.\u003c\/li\u003e\n  \u003c\/ul\u003e\n\u003c\/div\u003e","brand":"Shop-Force","offers":[{"title":"Default Title","offer_id":51455497175353,"sku":"CSS47","price":29.76,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0972\/5067\/2953\/files\/1-Steel_sealed_collet_single_89PfLsHH1dd8UR3ccQxj5M_9bac1171-740e-4287-9e33-17b86b96eea8.jpg?v=1785118044"},{"product_id":"er20-steel-sealed-spring-collet-metric-0-0003-t-i-r-coolant-collet-1500-max-psi-12mm","title":"ER20 STEEL SEALED SPRING COLLET METRIC 12MM - CSS48","description":"\u003cdiv style=\"text-align:center;\"\u003e\n  \u003cp\u003e\u003cstrong\u003eCSS48\u003c\/strong\u003e\u003c\/p\u003e\n  \u003cp\u003eShop-Force Steel Sealed ER Spring Collets are engineered for precision machining applications where coolant-through performance, chip protection, accuracy, and repeatable tool holding are critical. The sealed design supports high-pressure coolant delivery while helping protect the collet slots from chips and debris.\u003c\/p\u003e\n  \u003cp\u003e\u003cstrong\u003eSpecifications \u0026amp; Tolerances\u003c\/strong\u003e\u003c\/p\u003e\n  \u003cul style=\"display:inline-block;text-align:left;margin:0 auto;\"\u003e\n    \u003cli\u003eCollet Series: ER20\u003c\/li\u003e\n    \u003cli\u003eTool Shank: 12.0 MM\u003c\/li\u003e\n    \u003cli\u003eD: 12.0 MM\u003c\/li\u003e\n    \u003cli\u003eD1: 0.826\"\u003c\/li\u003e\n    \u003cli\u003eL: 1.240\"\u003c\/li\u003e\n    \u003cli\u003eL1: 0.250\"\u003c\/li\u003e\n    \u003cli\u003eCollet Capacity (inch): 0.118\"-0.236\"\u003c\/li\u003e\n    \u003cli\u003eCollet Capacity (metric): 3mm-6mm\u003c\/li\u003e\n    \u003cli\u003ePRECISION ACCURACY: Collet Accuracy: 0.0003\"-0.0004\" T.I.R\u003c\/li\u003e\n    \u003cli\u003eSPECIAL DESIGN: Eliminates Sealed Plugs and Coolant Discs\u003c\/li\u003e\n    \u003cli\u003eCOOLANT THROUGH SEALED: Manufactured with Precision Coolant Slots within collet.\u003c\/li\u003e\n    \u003cli\u003eCOOLANT PRESSURE: Allowable Max Pressure is 1500 PSI.\u003c\/li\u003e\n    \u003cli\u003eUSE OF PRODUCT: For optimal collet performance use on size shank diameter ONLY. Non-nominal sizes will perform but you may see small amount of leaking on collet.\u003c\/li\u003e\n    \u003cli\u003eCustomer Satisfaction Guarantee\u003c\/li\u003e\n    \u003cli\u003eVeteran Owned and Operated\u003c\/li\u003e\n  \u003c\/ul\u003e\n  \u003cp\u003e\u003cstrong\u003eApplications\u003c\/strong\u003e\u003c\/p\u003e\n  \u003cul style=\"display:inline-block;text-align:left;margin:0 auto;\"\u003e\n    \u003cli\u003eFor Use with ER Collet Chucks\u003c\/li\u003e\n    \u003cli\u003ePrecision CNC Milling Operations\u003c\/li\u003e\n    \u003cli\u003eHigh-Speed Machining (HSM)\u003c\/li\u003e\n    \u003cli\u003eDrilling, Reaming \u0026amp; Tapping\u003c\/li\u003e\n    \u003cli\u003eTool Holding for all Round Shank Tooling\u003c\/li\u003e\n    \u003cli\u003eGeneral Machining \u0026amp; Job Shop Use.\u003c\/li\u003e\n  \u003c\/ul\u003e\n\u003c\/div\u003e","brand":"Shop-Force","offers":[{"title":"Default Title","offer_id":51455497929017,"sku":"CSS48","price":29.76,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0972\/5067\/2953\/files\/1-Steel_sealed_collet_single_89PfLsHH1dd8UR3ccQxj5M_96be0bef-24c4-4b2e-9d23-896546f91289.jpg?v=1785118045"},{"product_id":"er20-steel-sealed-spring-collet-metric-0-0003-t-i-r-coolant-collet-1500-max-psi-13mm","title":"ER20 STEEL SEALED SPRING COLLET METRIC 13MM - CSS49","description":"\u003cdiv style=\"text-align:center;\"\u003e\n  \u003cp\u003e\u003cstrong\u003eCSS49\u003c\/strong\u003e\u003c\/p\u003e\n  \u003cp\u003eShop-Force Steel Sealed ER Spring Collets are engineered for precision machining applications where coolant-through performance, chip protection, accuracy, and repeatable tool holding are critical. The sealed design supports high-pressure coolant delivery while helping protect the collet slots from chips and debris.\u003c\/p\u003e\n  \u003cp\u003e\u003cstrong\u003eSpecifications \u0026amp; Tolerances\u003c\/strong\u003e\u003c\/p\u003e\n  \u003cul style=\"display:inline-block;text-align:left;margin:0 auto;\"\u003e\n    \u003cli\u003eCollet Series: ER20\u003c\/li\u003e\n    \u003cli\u003eTool Shank: 13.0 MM\u003c\/li\u003e\n    \u003cli\u003eD: 13.0 MM\u003c\/li\u003e\n    \u003cli\u003eD1: 0.826\"\u003c\/li\u003e\n    \u003cli\u003eL: 1.240\"\u003c\/li\u003e\n    \u003cli\u003eL1: 0.250\"\u003c\/li\u003e\n    \u003cli\u003eCollet Capacity (inch): 0.118\"-0.236\"\u003c\/li\u003e\n    \u003cli\u003eCollet Capacity (metric): 3mm-6mm\u003c\/li\u003e\n    \u003cli\u003ePRECISION ACCURACY: Collet Accuracy: 0.0003\"-0.0004\" T.I.R\u003c\/li\u003e\n    \u003cli\u003eSPECIAL DESIGN: Eliminates Sealed Plugs and Coolant Discs\u003c\/li\u003e\n    \u003cli\u003eCOOLANT THROUGH SEALED: Manufactured with Precision Coolant Slots within collet.\u003c\/li\u003e\n    \u003cli\u003eCOOLANT PRESSURE: Allowable Max Pressure is 1500 PSI.\u003c\/li\u003e\n    \u003cli\u003eUSE OF PRODUCT: For optimal collet performance use on size shank diameter ONLY. Non-nominal sizes will perform but you may see small amount of leaking on collet.\u003c\/li\u003e\n    \u003cli\u003eCustomer Satisfaction Guarantee\u003c\/li\u003e\n    \u003cli\u003eVeteran Owned and Operated\u003c\/li\u003e\n  \u003c\/ul\u003e\n  \u003cp\u003e\u003cstrong\u003eApplications\u003c\/strong\u003e\u003c\/p\u003e\n  \u003cul style=\"display:inline-block;text-align:left;margin:0 auto;\"\u003e\n    \u003cli\u003eFor Use with ER Collet Chucks\u003c\/li\u003e\n    \u003cli\u003ePrecision CNC Milling Operations\u003c\/li\u003e\n    \u003cli\u003eHigh-Speed Machining (HSM)\u003c\/li\u003e\n    \u003cli\u003eDrilling, Reaming \u0026amp; Tapping\u003c\/li\u003e\n    \u003cli\u003eTool Holding for all Round Shank Tooling\u003c\/li\u003e\n    \u003cli\u003eGeneral Machining \u0026amp; Job Shop Use.\u003c\/li\u003e\n  \u003c\/ul\u003e\n\u003c\/div\u003e","brand":"Shop-Force","offers":[{"title":"Default Title","offer_id":51455499043129,"sku":"CSS49","price":29.76,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0972\/5067\/2953\/files\/1-Steel_sealed_collet_single_89PfLsHH1dd8UR3ccQxj5M_07cf4c4d-6636-4b08-a7d6-2a238ba810c8.jpg?v=1785118047"}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0972\/5067\/2953\/collections\/SS_ER20_Collets-Metric-Shopify_Collection_Image.jpg?v=1785284283","url":"https:\/\/congotools.com\/collections\/steel-sealed-metric-er20-spring-collets.oembed","provider":"Congo Tools","version":"1.0","type":"link"}