5/8 x 8″ Square HSS Tool Bit • Ground HSS or Cobalt Available • High speed steel (HSS) provides good wear resistance and can be used in general purpose applications for both ferrous and nonferrous materials List Number TO01748 Substrate HSS Package Quantity 1 Length 8" Style Square Diameter 5/8 SKU: TO01748 Category: Tool Bits Related products 1/4 x 2-1/2 Square HSS Tool Bit Item #: TO01225 3/8 x 3″ Square HSS Tool Bit Item #: TO01430 5/16 x 6″ Square HSS Tool Bit Item #: TO01329