Pack of 5 DEWALT Bi-Metal Reciprocating Blade for Plastic Pipes 152mm Specification Length: 152mm Pitch: 1.8-2.5mm Pipe Diameter: 3-12mm DEWALT Bi-Metal Reciprocating Blades for universal use. They have a bi-metal construction, combining HCS and HSS for increased flexibility and durability. With cobalt-alloyed M2 HSS cutting edges for increased wear resistance. The reinforced tooth shoulder provides improved stability. Suitable for general purpose use in wood, metal, tough plastic and sandwich materials. These blades are particularly ideal for use in tough plastics and pipes, 3-12mm thick. Universal shank fits all major brands including DeWalt, Bosch, Hitachi, Flex, Makita, Metabo, Skil. DEWALT A06 B2070