{"id":9680878862487,"title":"CanCNC ER40 Ball Bearing Collet Chuck Nut, Slotted | M50 x 1.5-6H Thread, G2.5 Balanced at 18000 RPM, Built-In Bearing for Smoother Tightening, 0537-4000","handle":"cancnc-er40-ball-bearing-collet-chuck-nut-slotted-m50-x-1-5-6h-thread-g2-5-balanced-at-18000-rpm-built-in-bearing-for-smoother-tightening-0537-4000","description":"\u003ch3\u003eCanCNC ER40 Ball Bearing Collet Chuck Nut, Slotted | M50 x 1.5-6H Thread, G2.5 Balanced at 18000 RPM, Built-In Bearing for Smoother Tightening, 0537-4000\u003c\/h3\u003e\n\u003cp id=\"b\"\u003eThis ER40B-UM ball bearing collet chuck nut is designed for ER40 collet tool\nholders used in CNC machining centers and mills. The slotted nut design\nsupports proper collet seating, while the integrated ball bearing allows\nsmoother tightening and more consistent clamping force. Balanced to G2.5 at\n18000 RPM, it helps reduce vibration during high speed operation. Made from\nhardened alloy steel, it is suitable for larger tool applications in milling\nand drilling steel, aluminum, and nonferrous materials.\u003c\/p\u003e \n\n\u003ch3\u003eProduct Features\u003c\/h3\u003e\n \u003cul class=\"a\"\u003e\n \u003cli\u003eER40B-UM ball bearing collet chuck nut with slotted design for secure clamping of larger tools\u003c\/li\u003e\n \u003cli\u003eBalanced to G2.5 at 18000 RPM to help maintain spindle stability during high speed machining\u003c\/li\u003e\n \u003cli\u003eHardened alloy steel body with integrated thrust bearing to reduce friction and improve tightening control\u003c\/li\u003e\n \u003cli\u003eDesigned for ER40 collet systems used in milling, drilling, and heavy duty CNC machining applications\u003c\/li\u003e\n \u003cli\u003eSuited for machinists and engineers machining steel, aluminum, and nonferrous materials on CNC equipment\u003c\/li\u003e\n \u003c\/ul\u003e","published_at":"2026-07-30T19:24:42+10:00","created_at":"2026-07-26T19:58:15+10:00","vendor":"CanCNC Tooling Solutions","type":"Collets","tags":["home_improvement_Aug2026"],"price":18100,"price_min":18100,"price_max":18100,"available":true,"price_varies":false,"compare_at_price":null,"compare_at_price_min":0,"compare_at_price_max":0,"compare_at_price_varies":false,"variants":[{"id":48068084105367,"title":"ER40","option1":"ER40","option2":null,"option3":null,"sku":"B0GJ6TYX75","requires_shipping":true,"taxable":true,"featured_image":null,"available":true,"name":"CanCNC ER40 Ball Bearing Collet Chuck Nut, Slotted | M50 x 1.5-6H Thread, G2.5 Balanced at 18000 RPM, Built-In Bearing for Smoother Tightening, 0537-4000 - 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The slotted nut design\nsupports proper collet seating, while the integrated ball bearing allows\nsmoother tightening and more consistent clamping force. Balanced to G2.5 at\n18000 RPM, it helps reduce vibration during high speed operation. Made from\nhardened alloy steel, it is suitable for larger tool applications in milling\nand drilling steel, aluminum, and nonferrous materials.\u003c\/p\u003e \n\n\u003ch3\u003eProduct Features\u003c\/h3\u003e\n \u003cul class=\"a\"\u003e\n \u003cli\u003eER40B-UM ball bearing collet chuck nut with slotted design for secure clamping of larger tools\u003c\/li\u003e\n \u003cli\u003eBalanced to G2.5 at 18000 RPM to help maintain spindle stability during high speed machining\u003c\/li\u003e\n \u003cli\u003eHardened alloy steel body with integrated thrust bearing to reduce friction and improve tightening control\u003c\/li\u003e\n \u003cli\u003eDesigned for ER40 collet systems used in milling, drilling, and heavy duty CNC machining applications\u003c\/li\u003e\n \u003cli\u003eSuited for machinists and engineers machining steel, aluminum, and nonferrous materials on CNC equipment\u003c\/li\u003e\n \u003c\/ul\u003e"}