Diablo 5/16 In. x 2-1/4 In. Carbide-Tipped Stone, Glass & Tile Drill Bit Equipment 3-Flat Shank eliminates spinning in

3-Flat Shank eliminates spinning in drill chucks

(inch) and 9/16 In

a sturdy polypropylene

Kills adults and eggs

hole saw design provides ultimate cutting depth to bore deeper holes in 1 pass

Diablo 5/16 In. x 2-1/4 In. Carbide-Tipped Stone, Glass & Tile Drill Bit Equipment 3-Flat Shank eliminates spinning inDiablo made carbide tip withstands impact for maximum durability & superior life versus standard tile & stone hammer drill bits Multi Ground carbide tip delivers stability and accuracy required for fast, precise hole drilling 3 Flat Shank eliminates spinning in drill chucks Maximum performance in cordless and corded drill drivers