3/8" X 10" BlueGranite Turbo Carbide Hammer Drill Bit HCBG13T

Tested up to 5x longer life than standard bits. Faster drilling with four-grind bit head and milled U-flutes. Designed with PowerGrip shank for aggressive bit grip.

– Upgraded build – delivers 5x life and 2x speed over standard masonry bit
– PowerGrip round shank
– Bosch-made carbide
– Four-grind head
– Multi-grind carbide centering tip
– Robust bit head
– Milled U-flutes with deep-cut spirals