Drill America Tungsten Carbide 1/2-in Cutting Bit AccessoryRemoves material in wood, plastic, stainless steel and metals Double cut style for rapid material removal in tough applications Solid carbide tooling provide long life and faster cutting speeds Round 1 4 in. shank allow use with a wide variety of tool holding systems Cylindrical Radius End Shape Features Sub Brand Drill America CA Residents: Prop 65 Warning(s) Yes For Use on Glass No For Use on Wood Yes Total Number of Pieces 1 Warranty None For Use