Drill America 5 Piece Tungsten Carbide 5 16 in Cutting Bit Accessory Garden Center Watering Irrigation 125 Warranty Limited lifetime Actual 125 Warranty Limited lifetime Actual Width (Inches) 1 a composite that is non porous and stain Removes material in wood 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 Set Individual Individual For Use on Metal Yes Diameter Measurement 5 16 in For Use on Drywall No Type Bur For Use on Plastic Yes Application Cutting