Bosch SP510#10 Hex Shank Screw Pilot Bit

Screw pilot bits ?C feature hex shanks for countersinking precision pilot holes
One-step operation ?C provides countersinking and counterboring in one operation
Replaceable drill bits ?C for longer accessory life
Adjustable Countersink depth ?C for use with an Allen wrench
Fits most drills ?C hex shanks fit corded and cordless drills. Ideal for drill Press

Bosch hex shank Countersink bits provide precise, clean pilot holes in wood, plastic and composite Materials. Designed for fast Countersinking and counterboring in one operation, These bits provide fast, accurate pilot holes for flush screws. These drill bits have replaceable pilot bits and feature an adjustable Countersink depth with an included Allen wrench. The hex shanks are designed for reduced slippage, and the shanks fit corded and cordless drills.