The DEWALT DT2445-QZ 12 piece Reciprocating Blades Set contains the most popular long life blades, for a variety of applications, including cuts in ferrous and non-ferrous metal, sheet metal, pipes, wood, wood with nails, aluminium, fibreglass and tough plastics. The blades have a Bi-metal construction combining HCS and HSS for increased flexibility and durability. Their Universal shank fits all major brands including DEWALT, Bosch, Hitachi, Flex, Makita, Metabo and Skil. Supplied with a durable 'flip top' plastic case for convenient blade storage. Features of the blades include: A range of reciprocating blades for a wide range of cutting requirements. Hassle-free, re-useable storage case - quickly and easily adjusts to suit the blade lengths. Bi-metal construction combining HCS and.