3/8 x 3″ Round Cobalt 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 TO07630 Substrate Cobalt Package Quantity 1 Length 3" Style Round Diameter 3/8 SKU: TO07630 Category: Tool Bits Related products 7/8 x 6″ Square HSS Tool Bit Item #: TO01960 1/4 x 2-1/2 Square HSS Tool Bit Item #: TO01225 3/8 x 8″ Square HSS Tool Bit Item #: TO01436