Hitachi 725340 9", Grit, Carbide Grit Reciprocating Saw Blades (3-Pack) 9" x 3/4" x .050" Grit Tungsten Carbide Grit Straight back for iron pipe, fiberglass, reinforced plastics, ceramic tile, stone, slate, and brick 30 day satisfaction guarantee and one-year limited warranty on parts and labor