{"product_id":"er25-1-inch-collet-holder-with-straight-shank-oal","title":"ER25 1 Inch Collet Holder With Straight Shank OAL 3.97 Inches Hardened Alloy Steel Pro Grade Black Oxide Nut High Precision Tool Holder With Concentricity Under 0.0002 Inches New 202-1551B","description":"\u003cdiv\u003eER25 1-Inch Collet Holder with Straight Shank, Precision\u003cbr\u003e\n✔️ Collet holder, 1 in shank, hardened steel, concentricity \u0026lt;0.0002 in \u003cp\u003eThis ER25 collet holder features a standard collet nut and a straight shank designed for rigid, accurate toolholding in CNC milling and drilling applications. With an overall length of 3.97 inches (101 mm) and a shank size of 1 inch (25.4 mm), it's built from hardened alloy steel to 54-56 Rc and finished with black oxide for durability. Precision-ground critical surfaces and threads ensure a tight fit and long life, while coolant-through capability and the included internal set screw support through-spindle cooling and secure retention.\u003c\/p\u003e ✅ Shank size: 1 in (25.4 mm) \u003cbr\u003e\n✅ Overall length: 3.97 in (101 mm) \u003cbr\u003e\n✅ Collet series: ER25 \u003cbr\u003e\n✅ Nut diameter: 42 mm (1.65 in) \u003cbr\u003e\n✅ Concentricity: \u0026lt;0.0002 in (0.005 mm) \u003cbr\u003e\n✅ Material: hardened alloy steel, Rc 54-56 \u003cbr\u003e\n✅ Finish: black oxide \u003cbr\u003e\n✅ Coolant-through capability with internal set screw \u003cbr\u003e\n✅ TIR: 0.0001 in \u003cbr\u003e \u003cp\u003e💡 What is an ER25 collet holder used for in machining and tooling setups?\u003c\/p\u003e\nThis handy piece keeps cutting tools centered and secure in your spindle.\n- ER25 collet system provides secure grip and repeatable accuracy.\n- Straight shank aligns tooling with spindle axis for consistent runout.\n- Hardened alloy steel body withstands tough cutting conditions.\n- Concentricity under 0.0002 in helps maintain precise tool positioning.\n✝️\u003c\/div\u003e","brand":"Amazon","offers":[{"title":"Default Title","offer_id":49041526849771,"sku":"VXB0CBN5ZS3N","price":120.95,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0662\/3268\/0683\/files\/61g4AonNOdL.jpg?v=1783813170","url":"https:\/\/vxb.com\/products\/er25-1-inch-collet-holder-with-straight-shank-oal","provider":"VXB Bearings","version":"1.0","type":"link"}