Quarter Inch ER20 Collet With Ultra Precision 0.0002 Inch TIR For Milling, High Accuracy Mill Chuck, Clamp Range 0.211 To 0.250 Inch, Precision Ground And Hand Inspected

Ultra-precision 1/4 in ER20 collet, single unit, 0.0002 TIR
✔️ 1/4 in ER20, 0.0002 TIR, clamp 0.211-0.250 in

This tool holder is a high-precision ER20 collet designed to grip milling cutters tightly. It’s typically used on CNC and manual milling machines to ensure accurate tool alignment and minimal runout during milling tasks.

✅ 1/4 in ER20 collet designed for 1/4 in shank tooling
✅ Total indicated runout 0.0002 inch (TIR)
✅ Clamping range 0.211-0.250 inch
✅ Precision ground and hand inspected

💡 What is a milling collet used for in machining?

- Handy for securing end mills and cutters in milling setups
- Helps reduce runout and improve cut accuracy
- Fits 1/4 in shank tooling in ER20 holders
- Makes quick tool changes easier in CNC or manual mills
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