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Countersink Drill Bit 4 Piece Set
- Video
- Reviews
Drill, countersink, and counterbore the perfect sized hole in just one step. By Milescraft.

Drill, countersink, and counterbore the perfect sized hole for #6, #8, #10, and #12 screws in just one step.
Countersink to drive the head of the screw flush with or slightly below the surface.