Black&Decker BLD782NK

A screwdriver bit is a tool for driving screws and one that can be fitted to most drilling power tools. All screws have a head with a contour such that an appropriate screwdriver tip can be engaged in more→it in such a way that the application of sufficient torque to the screwdriver will cause the screw to rotate.

Diablo's SDS-Plus 2-cutter carbide-tipped hammer drill bits provide one of the fastest and longest lasting drilling solutions on the market for concrete. Optimized with a unique brazing and hardening more→process, the carbide tips extends life and productivity, allowing users to drill fast, accurate holes.

Diablo's new step drill bits bring exclusive technology to the electrician, plumber and HVAC contractor with fast, accurate cuts and increased stability in thin metals, PVC other plastic materials. Th more→e innovative split point tip design enables a fast, on point start resulting in increased durability and up to 6X longer life. An automated precision grinding process on each step reduces wear and delivers 2X faster cuts. Multiple hole sizes are made easy with laser etched step markings while increased step heights for common hole sizes makes drilling holes more efficient and faster. Designed with a 1/4 inch hex shank, these bits are impact ready and can be used with drills and impact drivers.