No. 8 High Speed Steel Taper Wood Boring Countersink

Countersinks Drill The Correct Pilot Hole And Recess For Countersinking All In One Step. Adjustable Four-Cutter Counterbore For Fast, Smooth Cuts In All Types Of Wood And Plastic. Loosen To Adjust The Depth For Variable Length Screws. Drills Are Tapered To Match The Profile Of Traditional Woodworking Screws. Wood Boring Countersinks. Replacement Drills Available For Each Size.