{"product_id":"er32-collet-aaa-grade-0-005mm-tir","title":"ER32 Collet - AAA Grade (\u003c0.005mm TIR)","description":"\u003cp\u003eMaximise your CNC router's cutting precision, surface finish, and tool life with our high-precision ER32 collets. Designed for high-speed spindles running up to 24,000 RPM, our collets feature low runout (\u0026lt;0.005mm TIR) to prevent tool chatter, eliminate bit slippage, and ensure clean, tear-out-free cuts in MDF, plywood, hardwoods, and compact laminate.\u003c\/p\u003e\n\u003cp\u003eWhether you are running an ATC spindle or a manual chuck, upgrading to hardened spring collets protects your investment in high-end carbide and PCD tooling.\u003c\/p\u003e\n\u003cp\u003eManufactured to ISO 15488 standard\u003cbr\u003eAAA Grade (\u0026lt;0.005mm TIR) high-precision collets.\u003cbr\u003eComposed of 65Mn high-carbon manganese alloy spring steel. It offers high strength, excellent elasticity, and good wear resistance.\u003cbr\u003e\u003c\/p\u003e\n\u003ch2\u003e\u003cb\u003eHow Do I Pick the Right ER32 Collet Size?\u003c\/b\u003e\u003c\/h2\u003e\n\u003cp\u003eMatch the inner diameter (ID) of the collet directly to the shank diameter of your router bit, not the cutting diameter.\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cp\u003eCommon sizes include 6 mm, 10 mm, 12.7 mm (1\/2 inch)\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eYour tool usually has the diameter of the shank etched on the side\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003ci\u003eTip:\u003c\/i\u003e Use dedicated metric collets for metric shanks and imperial collets for imperial shanks. Never force an imperial shank into a metric collet, as improper clamping can create excess runout and tool slippage.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003e\u003cb\u003eWhen Should I Replace My ER32 Collets?\u003c\/b\u003e\u003c\/h2\u003e\n\u003cp\u003eCollets are wearable consumable parts. Replace your ER32 collets every \u003cb\u003e400 to 600 hours of run time per tool\u003c\/b\u003e (or every 3–6 months in heavy production shops). Replace them immediately if you notice:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cp\u003eVisible wear marks, burrs, or scoring inside the internal bore or on the outer taper.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eResin buildup or rust that cannot be removed with a brass brush and collet cleaner.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eIncreased chatter marks on your finished edges, or bits slipping inside the chuck during heavy cuts.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003e\u003cb\u003eHow Do I Correctly Install a Collet?\u003c\/b\u003e\u003c\/h2\u003e\n\u003col start=\"1\"\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cb\u003eSnap into Nut First:\u003c\/b\u003e Insert the collet into the ER32 collet nut at an angle until the eccentric ring inside the nut clicks securely into the collet groove. \u003ci\u003eNever insert the collet into the spindle tapers before snapping it into the nut.\u003c\/i\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cb\u003eClean Everything:\u003c\/b\u003e Thoroughly wipe the spindle taper, collet exterior, and nut threads clean of dust and pitch.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cb\u003eInsert the Tool:\u003c\/b\u003e Insert the CNC tool shank so it fills at least 80% of the total collet length (avoid bottoming out the bit against the back of the tool holder). Alternatively, if the tool has a positioning stop, seat the tool all the way down to the positioning stop.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cb\u003eTorque to Spec:\u003c\/b\u003e Hand-thread the assembly onto the holder, then use a torque wrench to tighten to the recommended 110-135Nm for ER32 nuts. Over-tightening deforms the collet, while under-tightening causes tool pull-out.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eRe-probe the Tools: \u003c\/strong\u003eRemember to re-measure the tool length offsets for the tools and collets replaced via your automatic tool measuring probe or manual probe.\u003cbr\u003e\n\u003c\/li\u003e\n\u003c\/ol\u003e","brand":"Aaron","offers":[{"title":"12.7 mm (1\/2\")","offer_id":47299876585645,"sku":null,"price":35.0,"currency_code":"AUD","in_stock":true},{"title":"10 mm","offer_id":47299876618413,"sku":null,"price":35.0,"currency_code":"AUD","in_stock":true},{"title":"6 mm","offer_id":47299876651181,"sku":null,"price":35.0,"currency_code":"AUD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0259\/6972\/1440\/files\/ER32-10.jpg?v=1787539916","url":"https:\/\/arborwood.com.au\/products\/er32-collet-aaa-grade-0-005mm-tir","provider":"Arborwood Machinery","version":"1.0","type":"link"}