Feature●Applications: For block, brick, mortar, ALC.●Specifications: For use with electric drills, concrete.●Set contents: 0.14, 0.17, 0.19, 0.20, 0.24, 0.25 inch (3.5, 4.3, 4.8, 5.0, 6.0, 6.4 mm).●Material: Drill Blade: HSS Steel, Hex Shaft: S45C, Tip: Tungsten alloy.●Shaft Diameter: 0.3 inches (6.35 mm)Description
Super sharp with carbide tips for durability.