These Snappy Countersinks with Straight Drills listed below are for modern woodscrews with straight shanks. Use these countersinks to drill the pilot hole and countersink or counterbore in one, easy step. A large, hardened set screw holds drill bit securely to prevent bit slippage. You can easily adjust the drill bit for proper pilot hole depth. Uses standard-size drill bits.

These countersinks are made from alloy steel and hardened to cut hardwoods and composites. They can be resharpened for a long cutting life. 82° countersink angle allows screw heads to fit tight and flush to the surface. 1/4" hex shank fits our Quick Change Chuck, impact drivers, and all conventional drill chucks.