Jig Saw Blade, special steel for cutting hard and soft wood, wallboard, fiberglass reinforced materials and various soft plastics. Especially designed for sawing tight curves and guaranteeing clean cuts. Dimensions:2 1/4" x 7/64" x 1/64" (57 x 2,9 x 0,5 mm). Tooth pitch 1/16"(1,5 mm). Teeth are alternately set and sharpened. Proxxon tools come with a 2 year factory warranty.