7/8 x 18 inch SDS Max Rotary Hammer Drill Bit, 22x460mm Carbide Tip Masonry Drill Bit,Concrete Drill Bit for Masonry, Brick, Stone, Concrete (Length :460mm / 18 inch, 22mm (7/8 in) Diameter)

7/8 x 18 inch SDS Max Rotary Hammer Drill Bit, 22x460mm Carbide Tip Masonry Drill Bit,Concrete Drill Bit for Masonry, Brick, Stone, Concrete (Length :460mm / 18 inch, 22mm (7/8 in) Diameter)