Relton Ram Tip Masonry Drill Bit, 5/16"" Bit Diameter, 2-1/2"" Drilling Length, 2-1/2"" Overall Length, 1/4"" Shank Size, Straight Shank, For use in Lightweight, Rotating-Vibrating Hammers
- A special hard, tough carbide cutter is precisely located for maximum support and strength