DuraTech 87PC Impact Screwdriver Drill Bit Set Socket Set With Hex Shank Adapter

With the Titanium Nitride (TiN) coating, these bits are engineered to last 2.5X longer. The bits are impact-rated and for use in 1/4" hex impact drivers. Impact Gold 14 PCS. Titanium Drill Bit Set, 1/4" Hex Shank.