Fully hardened and tempered for extended bit life under constant heavy-duty use; The tip is precision formed for proper fit; Bosch power bits are designed to handle tough torque applications; Made from the highest quality S2 tool steel; Proven sub-zero tem
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