Drill America 5 Piece Tungsten Carbide 3 16 in Cutting Bit Accessory Cordless Saw Galvanized steel is a highly Galvanized steel is a highly reliable and durable product it weighs 35 lbs Sub Brand Drill America CA Residents: Prop 65 Warning(s) Yes For Use on Glass No For Use on Wood Yes Warranty None For Use on Ceramic No Total Number of Pieces 5 For Use on Concrete No For Use on Grout No Material Tungsten carbide Diameter Measurement 3 16 in Set Individual Individual For Use on Metal Yes For Use on Drywall No Type Bur For Use on Plastic Yes Application Cutting 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