• Stepped tip.• Shank 1/4" (6 mm) hex shank.• Compatibility Kreg Deck Jig.Add a second drill bit to your Kreg Deck Jig Concealed-Fastening System or replace a worn or broken bit with this set. The set contains the same high-quality bit that is included with the Deck Jig, along with a stop collar and hex wrench. Hex shank fits all standard 1/4" (6 mm) chucks.Package includes:• Kreg Deck Jig Drill Bit• stop collar• hex wrench