Jigsaw Metal & Wood Cutting Blades made from Bi-Metal which is a highly flexible tough combination of HSS and HCS which is suitable for the most demanding applications. HSS and BiMetal progressive tooth blade for all-purpose cutting in wood and metal whilst also extendeding life. T Shank for AEG Bosch DEWALT and Hitachi Jigsaws. Progressive tooth spacing for fast cuts long life in metal 3.5-10mm wood with nails particleboard 3.5-90mm non-ferrous metal aluminium plastics 2-30mm Length: 132mm.Pitch: Progressive. Supplied in a pack of 5.PTDIRW10504232