Irwin Jigsaw Blades Metal Cutting Pack/5 IRW10504220
HSS: Fully hardened high speed steel for use in metal, aluminum, and no-ferrous metal. HSS milled teeth : For 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, 1.5-3 mm (1/16Inch -1/8in).