Morse Taper Collet Chuck Holder MT3 For CNC Milling Lathe Shop Ready Heavy Duty Carbon Steel ER16 ER20 ER25 ER32 Compatible DIN6499B Runout Tolerance Smooth Thread Fit 4 Size Options
✔️ Heavy MT3 shank fits ER16/ER20/ER25/ER32, DIN6499B 0.012 mm runout
This MT3 milling chuck seat is a heavy-duty, precision tool holder designed to mount MT3 tooling on CNC milling machines and lathes. It supports ER16, ER20, ER25, and ER32 chucks with tight fit and stable alignment, making it ideal for high-precision milling setups in workshops and production floors.
✅ Compatible with MT3 milling chuck seats and ER16/ER20/ER25/ER32 chucks
✅ DIN6499B runout tolerance around 0.012 mm
✅ High-hardness steel construction with conical shank
✅ Smooth thread fit between shaft and nut for stable operation
💡 What is a collet chuck holder used for in CNC milling? It helps align and secure tools for precise cutting.
- It provides a rigid interface between spindle and MT3 holder
- Supports ER16/ER20/ER25/ER32 chucks for flexible setups
- Helps reduce runout and improve surface finish