Warrior 61621 Titanium Nitride High Speed Steel Drill Bits

This set of durable titanium nitride coated drill bits lasts six times longer than standard drill bits. Titanium nitride coating facilitates faster penetration with less effort. The 1/4 in.

hex shank is specially designed for cordless screwdrivers, letting you quickly change drill bits.,This set of durable titanium nitride coated drill bits lasts six times longer than standard drill