Countersink With Twist Drill Bit

In one step, you can drill, countersink and counterbore the perfect sized hole for #4, #6, #8, #10, or #12 screws.
Counterbores are 3/8″ or 1/2″ diameter. Ideal for plugs or dowel buttons. The 1/4″ hex shank can be used with power drills and quick change chucks.

Features:
•Drill, countersink, and counterbore holes in one step
•Use for plugs and dowels
•1/4″ hex shank
•Can be used the power drills
•Use with quick change chucks