{"product_id":"er25-um-m32-collet-clamping-nut-for-cnc-milling-ch","title":"ER25-UM M32 Collet Clamping Nut For CNC Milling Chuck Holder Lathe Cast Steel Replacement Part 20mm Hole 42x20mm Size Heavy Duty Fit For Milling And Turning Keeps Spindle Tight Like A Boss","description":"\u003cdiv\u003eHeavy Duty ER25-UM Collet Nut for CNC Milling\u003cbr\u003e\n✔️ Fits ER25 collets; M32x1.5; 42x20mm; 20mm bore; 1 pc \u003cp\u003eThis ER25-UM collet clamping nut serves as a robust replacement part for CNC milling chucks and lathe holders. Made from cast steel and precision ground, it secures ER25 spring collets, delivering reliable grip and spindle stability during milling and turning.\u003c\/p\u003e \u003cp\u003e✅ Fits ER25 collets and M32x1.5 thread\u003cbr\u003e✅ Precision ground and hardened cast steel body\u003cbr\u003e✅ 20mm hole diameter; 42x20mm overall size (1.65x0.79in)\u003cbr\u003e✅ Includes 1 x Collet Nut in package\u003cbr\u003e\u003c\/p\u003e \u003cp\u003e💡 What is an ER25 collet clamp nut used for in CNC milling and turning?\nThis handy part secures the collet in the tool holder, helping maintain accuracy.\n- Keeps ER25 spring collet aligned and tight under load\u003cbr\u003e\n- Improves spindle stiffness and reduces runout during milling\u003cbr\u003e\n- Made from hardened cast steel for long service life\u003cbr\u003e\n- Simple replacement to minimize downtime in machining\u003cbr\u003e\u003c\/p\u003e \u003c\/div\u003e","brand":"Amazon","offers":[{"title":"Default Title","offer_id":48077560381675,"sku":"VXB07KS2S6TJ","price":49.93,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0662\/3268\/0683\/files\/61MwQV8Fo2L.jpg?v=1775869659","url":"https:\/\/vxb.com\/products\/er25-um-m32-collet-clamping-nut-for-cnc-milling-ch","provider":"VXB Bearings","version":"1.0","type":"link"}