31359 HAMMER DRILLBIT9/16"X7-1/2X10"

Bosch BlueGranite Turbo carbide hammer drill bits deliver long life and speed over standard masonry bits, resulting in increased on-the-job productivity. This impact rated bit has been redesigned with a hex shank and is designed for use in today's higher torque hammer drills and impact drivers. The bit features and upgraded four-grind head, delivering additional cutting angles for faster drilling. The multi-grind centering tip also provides for precise starts in masonry, block and concrete. Milled U-flutes with deep cut spirals delivers fast dust removal. Bosch made carbide delivers outstanding durability under heavy loads.Upgraded build delivers 5X life and 2X speed over standard masonry bits

Power-grip round shank provides better grip for great speed

Four grind head delivers two more cutting angles for longer life and faster speed

Multi-grind carbide centering tip offers accurate starts in brick, masonry and more

Robust bit head provides long-life in impact applications

Milled U-flutes with deep-cut spirals deliver fast dust removal

Bosch made carbide delivers outstanding durability under heavy-loads