HSS: Fully hardened high speed steel for use in metal, aluminum, and noferrous 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 thin metal, nonferrous metal, sheet metal, aluminium 0.21 mm (1/64Inch 3/64in )