Crossing recessed drill bit ensuring compatibility with most power tool brands, screws, and industrial fasteners Quick changing compatibility and antislip hexagonal shank design maximizing efficiency during repetitive drilling operational Engineered with steel, these high impacting screwdriver bit deliver wear resistance and toughness for heavy duty drilling tasks Tackle woodworking projects, automotive repairs, or construction job with confidence using these shock resistant, long screwdriver bit Ideal for professional contractors, enthusiasts, and workshop technicians requiring in demanding environment, Manufacturer: MHADBKH