- Three cutting tips; - Screw tip; - Triple conical groove design; - Thermal treatment of the whole piece; - 6 mm quick-change shank; - Lengths 152 mm; - Standard length drill bit ideal for holes up to 100 mm.
-Made from durable chromovanadium and high-strength steel. -The Irwin Allen and Torx keys have a black oxide surface and are specially sharpened for easy handling.