3/8" Multi-Purpose Drill BitDiameter: 3/8 in.Overall Length: 5-1/4 in.Material: Tungsten Carbide TippedShank Diameter: 3/8 in.Shank Type: Round ShankNumber in Package: 1 pc.Product Type: General Purpose Drill BitPackaging Type: CardedUsage: For use on glass, plexiglass, ceramic tile, cast metal, hardened steel, soft wood, hard wood, granite, marble, fiberglass, brick, masonry, concrete and PVCFlute.. See full description for further details