Poly-Tech Industries 82 Deg Quick Change 5 Piece Drilling Countersink Set
Drill the pilot hole and countersink or counterbore for screws in one easy step. Countersink to drive the head of the screw flush with or slightly below the surface. Easily control depth using an optional stop collar. Counterbore to drive the screw below the surface and plug the hole. The 82 Deg countersink angle matches the angle on the head of most wood screws.
For fast, keyless operation with the quick chuck
Standard hex shank fits all power bit quick change chucks
Adapts to almost any round drill bit
Made from heat treated hardened steel
Made in the USA
Large 1/4 In. gold socket head screw – the drill bit will not slip