Diablo 3/16 In. x 2 In. Carbide-Tipped Stone, Glass & Tile Drill Bit Bathroom Faucets It is most commonly used

It is most commonly used in a valley where 2 roof lines meet in a V

Dielectric design for use around electrical hazards

National Catalog Model V512R

PCD (polycrystalline diamond) tip deliver up to 75X the life of a traditional carbide tipped blade

Diablo 3/16 In. x 2 In. Carbide-Tipped Stone, Glass & Tile Drill Bit Bathroom Faucets It is most commonly usedDiablo 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