HYKE 11/16 21 inch SDS Drill Bit, 18x540mm Carbide Tip Masonry Drill Bit, Concrete Drill Bit for Masonry, Brick, Stone, Concrete (Length: 540mm / 21

Size:18mm ( 11/16 in ) Total Length: 540mm / 21 inch, Depth: 406mm / 16 inch Shank Type: SDS shank handle design, (Shank diameter: 18mm / 0.7") Material: Alloy Steel and + type Carbide Tip Applications : for Masonry, Brick, Stone, Concrete , cement wall