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4-1/2" Dry Diamond Core Drill Bits for Brick, Block or Masonry, 9.5" Drilling Depth, 5/8"-11 Arbor - Amazon.com
![EDiamondTools 2-1/2 in. Dry Diamond Core Drill Bit for Brick and Block, 9.5 in. Drilling Depth, 1/2 in. Chuck Pilot Bit Adapter DBP0212A5ADJ11 - The Home Depot EDiamondTools 2-1/2 in. Dry Diamond Core Drill Bit for Brick and Block, 9.5 in. Drilling Depth, 1/2 in. Chuck Pilot Bit Adapter DBP0212A5ADJ11 - The Home Depot](https://images.thdstatic.com/productImages/11e4685a-a35f-4e6d-a798-5d75c762c7c5/svn/ediamondtools-hole-saws-bits-dbp0212a5adj11-e1_600.jpg)
EDiamondTools 2-1/2 in. Dry Diamond Core Drill Bit for Brick and Block, 9.5 in. Drilling Depth, 1/2 in. Chuck Pilot Bit Adapter DBP0212A5ADJ11 - The Home Depot
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2-1/2" Dry Diamond Core Drill Bits for Brick and Block with 1/2" Shank Pilot Bit Adapter, 9.5" Drilling Depth, 5/8"-11 Arbor - Amazon.com
![Drill bit, diamond-coated steel, 2 to 2-1/5 inches. Sold per 5-piece set. - Fire Mountain Gems and Beads Drill bit, diamond-coated steel, 2 to 2-1/5 inches. Sold per 5-piece set. - Fire Mountain Gems and Beads](https://image1.fmgstatic.com/images/p5180tlb.jpg)
Drill bit, diamond-coated steel, 2 to 2-1/5 inches. Sold per 5-piece set. - Fire Mountain Gems and Beads
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Wet Diamond Core Drill Bits for Concrete and Stone - 6-1/2" Diameter 1-1/4"-7 Threaded - Walmart.com
![2-1/2" Wet Drill Core Bits for Concrete and Hard Masonry, 10mm Segment Height, 14" Drilling Depth, 1-1/4"-7 Arbor, Wet Only - Amazon.com 2-1/2" Wet Drill Core Bits for Concrete and Hard Masonry, 10mm Segment Height, 14" Drilling Depth, 1-1/4"-7 Arbor, Wet Only - Amazon.com](https://m.media-amazon.com/images/I/41MaE4loJrL._AC_UF894,1000_QL80_.jpg)