Photo 1 of (4 PACK) Bosch 5/16 in. X 4 in. X 6 in. Blue Granite Turbo Carbide Hammer Drill Bit for Concrete, Stone and Masonry Drilling

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Photo 1 of (4 PACK) Bosch 5/16 in. X 4 in. X 6 in. Blue Granite Turbo Carbide Hammer Drill Bit for Concrete, Stone and Masonry DrillingPhoto 2 of (4 PACK) Bosch 5/16 in. X 4 in. X 6 in. Blue Granite Turbo Carbide Hammer Drill Bit for Concrete, Stone and Masonry Drilling