Bosch HCBG19T BlueGranite Turbo Carbide Hammer Drill Bit, 9/16" x 10" Eco_Friendly The 3 lighting modes of

The 3 lighting modes of low-high-flashing are prefect for any use

even by hand

and wasps crawling insects including cockroaches

Chrome finish with slip joint connection

Non-Reinforced

Bosch HCBG19T BlueGranite Turbo Carbide Hammer Drill Bit, 9/16" x 10" Eco_Friendly The 3 lighting modes ofBosch BlueGranite Turbo Carbide Hammer Drill Bits deliver 5x life and 2x speed over standard masonry bits, resulting in increased on the job productivity. Each bit delivers an aggressive hold in the hammer drill achieved with the PowerGrip shank. 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