Irwin - 3/8 X 4 L Tungsten Carbide Tipped Rotary Drill Bit Straight Shank 1 pc

Irwin Rotary Drill Bits with Slow Spiral Flute is made with tungsten carbide tip for durability in concrete and brick. Rotary slow spiral masonry bit. Bits 7/16 in. and larger have reduced shanks.