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 metal, nonferrous metal, aluminium, 36mm (1/8Inch 1/4in)