Drill America 10-Piece 1/4-in x 2-1/2-in Carbide Tipped Twist Drill Bit

Drill America DWDGD Series glass and tile drill provide smooth, accurate drilling in ceramic tile, marble, china and glass. Carbide-tipped tools feature cutting edges of carbide for wear resistance and a steel shank for toughness. Available with polished finish. Round shanks allow use with a wide variety of tool holding systems.