Three Piece ER25 Spring Collet Set One Half Inch One Quarter Inch One Eighth Inch High Precision For CNC Engraving Milling Lathe Chuck Tool Kit Built For Boss Level Grip And Ultra Tight Runout

ER25 Spring Collet Set: 1/2", 1/4", 1/8" Precision CNC Kit
✔️ 3 collets, hardened and ground, 0.015 mm run-out, rustproof steel

The ER25 spring collet set is a precision workholding kit designed for CNC milling, engraving, drilling, boring, and tapping. It's ideal for securing tool shanks in mills and lathes to achieve high grip strength and ultra-tight runout.

✅ Includes 3 ER25 collets: 1/2", 1/4", and 1/8" for common shank sizes
✅ Hardened, precision-ground, high-grade 45# steel with rust-resistant finish
✅ Tight tolerance: run-out within 0.015 mm (0.0006 inch)
✅ Each collet ships in its own labeled protective container for easy size ID
✅ Suitable for CNC milling, drilling, engraving, boring, tapping and more

💡 What is an ER25 spring collet set used for in CNC machining? This handy option helps keep tools aligned and running true in a variety of setups.
- handy tool holding for CNC milling and engraving
- tight grip and stable run-out across end mills and drills
- compatible with standard ER25 chucks for broad use
- durable steel construction for long life

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