11.0mm Non-Slip Shank Design
Fast drilling with minimal kickback; dual hardened for impact driver use up to 10mm diameter . Precision Ground Flutes; with deep web design for easy chip clearance.135 Split Point for easy starting and high accuracy 8% Cobalt for long life and endurance in structural steel and hard metals. GoldMax Low Friction Titanium Coating to stop heat burn out.
Total length 87mm