3-Step RTA Furniture Drill/Countersinks
55103 RTA Furniture Drill/Countersink 10mm Dia x 5mm Drill Dia x 10mm Shank - 7mm Screw with Drill
Commonly used for RTA (ready-to-assemble) furniture fittings. Specially-treated high-speed steel countersink with polished slow-spiral drill bit. Will perform 3 tasks in one: pilot hole, clearance hole and countersink. For connecting screws (Confirmat, Directa, etc.). The shankless countersink is heat treated.