Bosch T123X100 T-Shank Progressor Jig Saw Blades for Cutting Metal, 100-blade Package T-Shank Progressor jig saw blades for fast cuts and long life Multipurpose blade for thin metal, pipes, metal profiles, and sheet metal up to 8 gauge, metal 5/64 inch to 3/8 inch thick, stainless steel 1/16 inch to 1/8 inch thick, non-ferrous metal 5/64 inch to 3/4 inch thick, plastics 1/16 inch to 1-1/4 inch thick, fibreglass 3/64 inch to 3/4 inch 10-24 TPI progressive tooth design for fast cuts and longer life in varied thicknesses HSS construction for long life 4 In. overall length, 3 In. working length