ER20 Spring Collets Set 1/8 Inch To 1/2 Inch For CNC Milling And Engraving, Ultra Precise 0.008 Mm Tolerance, Double Angle Design For Maximum Lockdown Grip, Router Collets Tool Holder For Lathe Workholding, 5Pcs

5-Piece ER20 Spring Collet Set for CNC 1/8-1/2 in
✔️ 0.008mm tolerance, double-angle grip, 65Mn steel, 5 pcs

This 5-piece ER20 spring collet set is designed for precise tool holding in CNC milling, engraving, drilling, and lathe workholding. Perfect for CNC routers and spindle machines where accurate clamping matters.

✅ Accuracy within 0.008 mm for precise gripping
✅ Material: 65Mn spring steel for durability
✅ Hardness: 55HRC for wear resistance
✅ Double-angle design for maximum lockdown grip
✅ Size range: 1/8, 1/4, 5/16, 3/8, 1/2 in
✅ Applications: boring, milling, drilling, tapping, engraving

💡 What is an ER20 spring collet set used for in CNC milling and engraving?

This handy tool helps secure cutting tools with high precision on CNC mills, routers, and lathes. - handy for precise toolholding across milling, engraving, and drilling - double-angle design for repeatable lockdown grip - fits 1/8-1/2 in sizes with ER20 collets - improves surface finish by reducing runout ✝️