Drill Bit for Woodworking 10mm Shank Suitable for Countersink and Counterbore
Suitable for woodworking drilling, counterbore. Size: 2.8 10mm, 3.0 10mm, 3.2 10mm, 3.5 10mm, 4.0 10mm, 4.5 10mm (optional). 1/4" hex shank can be used with power drills and quick change chucks.