- Counterbores are 3/8" or 1/2" dia.
- Ideal for plugs or dowel buttons
- 1/4" hex shank can be used with power drills and quick change chucks
In one step, you can drill, countersink, and counterbore the perfect sized hole for 4, 6, 8, 10, or 12 screws. Replacement bits are without countersinks.Counterbores are 3/8" or 1/2" dia. Ideal for plugs or dowel buttons1/4" hex shank can be used with power drills and quick change chucks