Fully hardened and tempered for extended bit life under constant heavy-duty use; The tip is precision formed for proper fit; Designed to handle tough torque applications; Made of the highest quality S2 tool steel; Sub-zero tempering process gives these bit
Super-hard titanium coating lasts up to six times longer than high-speed steel; Self-starting point starts on contact; Balanced double flute eliminates chatter and vibration; Titanium reduces heat for longer life; Offers speed helix design for 3x faster dr