Concrete drill bit
- Milwaukee 4932 3636 31, Concrete Drill Bit, 4mm Drill Size, 75mm L, Twist Flute Type, 40mm Effective Length, Straight Shank Type, 4mm Shank Size, Diamond Ground Carbide Tip Material, For Drilling in Brick, Tile, Ceramic, Concrete, Plaster, Slate & Aerated Concrete Blocks Milwaukee Concrete Drill Bit 4mm