Drill America 12 Piece Tungsten Carbide Set Cutting Bit Accessory Kit Drywall & Masonry 0 l on board detergent Shutters 0 l on board detergent tank This product also comes with a lifetime residential warranty 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 Sub Brand Drill America CA Residents: Prop 65 Warning(s) Yes Diameter Measurement Set For Use on Glass No For Use on Wood Yes Warranty None For Use on Ceramic No For Use on Concrete No For Use on Grout No Material Tungsten carbide Set Individual Set Total Number of Pieces 12 For Use on Metal Yes For Use on Drywall No Type Bur For Use on Plastic Yes Application Cutting