Bon Tool 1-3/8-in Wet/Dry Diamond Core Drill Bit Brick, Concrete, Stone in the Diamond Core Drill Bits department at Lowes.com
EDiamondTools 2-3/4 in. Dry Diamond Core Drill Bit for Brick and Block, 9.5 in. Drilling Depth, 1/2 in. Chuck Pilot Bit Adapter DBP0234A5ADJ11 - The Home Depot
BLUEROCK DRY Type 3" Diamond DRY Coring Bit - Concrete Core Drill - BLUEROCK Tools
Diamond Turbo Core Drill Bits for Concrete Drilling (15 Sizes)
BLUEROCK DRY Type 4.5" Diamond DRY Coring Bit - Concrete Core Drill - BLUEROCK Tools
Pro Diamond Wet/Dry Core Drill Bits Cut Concrete Rebar Asphalt Brick Block Stone | Diamondblades4us