$56.99 Stadea CBW109H 1 1/2 Concrete Core Drill Bit Diamond Hole Saw Bit For Concrete Brick Block 
1/2x2 3/4Hex Sleeve Anchor Wedge Masonry with 1/2â Concrete Drill Bit | eBay
Carbide Tipped Masonry Drill Bit 1/2'' - 53178 | Klein Tools - For Professionals since 1857
