Half Inch Router Collet Extension Rod Chuck Holder With ER20 Spring Collet, Accepts One Quarter Inch And One Half Inch Shanks, Two And A Quarter Inch Extend Length, Woodworking Milling Bit Converter For Safer Deeper Cuts
✔️ Accepts 1/4" and 1/2" shanks; extends to 2-1/4" depth
This router collet extension rod converts a 1/2 inch shank router to handle 1/4 inch and 1/2 inch bits, extending the bit reach for full-depth cuts. It helps improve safety by reducing the need to withdraw the shank mid-cut. Ideal for woodworking trimming, milling, engraving, and CNC work in professional shops and hobbyist setups.
✅ Shank Diameter: 1/2 in (12.7 mm)
✅ Chuck sizes: 1/4 in (6.35 mm) and 1/2 in (12.7 mm)
✅ Extend Length: 2-1/4 in (57.15 mm)
✅ Includes ER20 M Type wrench
✅ Pack includes: 1 x 1/2 in shank extension holder; 2 x chuck collets (6.35 mm / 1/4 in and 12.7 mm / 1/2 in); 1 x ER20 M Type wrench
💡 What is a router collet extension used for in woodworking and CNC milling? This handy accessory helps you reach full cutting depth and keeps the bit secure in the collet.
- Improves depth control by extending the bit reach
- Reduces risk of shank withdrawal during deep passes
- Works with 1/4 in and 1/2 in shanks via ER20 collets
- Ideal for trimming, milling, engraving in wood and plastics