Irwin Jigsaw Metal Cutting Blades have fully hardened high speed steel for use in metal, aluminum, and no-ferrous metal. HSS milled teeth provide longer life and fast cuts in metal Fast and even cuts in thin and thick metal. T Shank for AEG, Bosch, DEWALT and Hitachi Jigsaws. Straight cuts in metal, non-ferrous metal, aluminium, sheet metal, 3-6 mm (1/8Inch -1/4in). Length: 92mm.Pitch: 20. Supplied in a pack of 5.Additional Information:• Type: Metal• Shank: T• Pack Qty.: 5• Tooth Pitch (TPI): 13• Working Length (mm): 67• Popular Reference: T118B