3/16 in. x 4 in. x 6 in. Blue Granite Turbo Carbide Hammer Drill Bit for Concrete, Stone and Masonry Drilling by Bosch

Bosch BlueGranite Turbo Carbide Hammer Drill Bits deliver 5x life and 2x speed over standard masonry bits, resulting in increased on-the-job productivity. This impact-rated bit has been redesigned with a hex shank and it is designed for use in today’s higher torque hammer drills and impact drivers. The bit features an 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.

• Upgraded build-delivers 5x life and 2x speed over standard masonry bits
• Hex shanks and impact rated-allows use in impact drivers and hammer drill / drivers for added versatility
• 4-grind head – delivers 2 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 – delivers fast dust removal
• Bosch-made carbide – delivers outstanding durability under heavy loads