Masonry Drill Bit Set - 10pcs 1/4"-1/2" Concrete Hole Saw Drill Bit for Brick Ceramic Tile Wood Glass, Tungsten Carbide Tipped Drill Bit Quick Change Shank Fixed On Drills
【Special Blade Design】Flat head cutter drills sharper, easy to penetrate the object, rounded and smooth drilling effect, not easy to chipped edge.
【Spiral Groove Design】Quickly discharges chips, facilitates heat dissipation, and provide longer service life.
【Multiple Application】Dry drilling for Masonry, Concrete, Brick, Wood, Plastic, Cement, etc; Wet Drilling for Ceramic, Tile, Glass, Marble, etc.
【High Compatibility】They can be used with hand drills, bench drills and electric drill (If you choose a lithium drill, it is recommended to choose a power higher than 24V). Notice: If using Hammer Drill,please shut off Hammer Mode,Recommended 2000-5000 RPM,MAX 5000 RPM.The faster the better.