Product description
Countersink Drill Bit Set Screw Woodworking Chamfer Tools Quick Change For Countersinking Of Wood High Precision Drilling
Cooling type: External cooling
Cutting diameter: 8mm (Approx)
Shank diameter: 8mm (Approx)
Chip flute length: 10mm (Approx)
Useful length: 10 mm (Approx)
Overall length: 55 mm (Approx)
Outer blade apex angle: 90°
1. Special designed steel counter sleeve countersinks or counter bores pilot hole.
2. Adjustable counter sleeve depth with Allen wrench.
3. Standard hex shank is quick change compatible.
4. Drill and countersink for wood screws without changing bits.
5. Drilling length can be adjusted for various length screws simply by loosening and tightening the setscrew.