$65.99 What Size Drill Bit For 1 2 Inch Concrete Anchor - The fractional inch drill bit sizes are quite 
Milwaukee 1/2 in. x 4 in. x 6 in. Hammer Drill Bit-48-20-8830 - The Home Depot
Carbide Tipped Masonry Drill Bit 1/2'' - 53178 | Klein Tools - For Professionals since 1857
