No skate tip - accurate starts</br>Designed for heavy-gauge and high-carbon steel</br>Long flutes for effective material removal</br>Impact-rated shank for higher torque drill/drivers</br>Titanium coating for less friction</br></br>Product Description</br></br>Bosch impact tough titanium drill bits provide 2X life over standard impact drill bits. Designed for use in the higher torque impact drill/drivers?? they have an upgraded tip design for no-skate starts and a titanium cooling shield thanks to the titanium nitrate coating. The coating provides less friction and thus less generated heat. The bits have impact-rated shanks. Electricians?? Plumbers and HVAC Pros will appreciate the tough construction of the bit?? rated for heavy-gauge carbon steels?? as well as light gauge metal and hardwood applications.</br><br/>http://www.amazon.com/gp/product/B01H0NV5GM