Interstate 10% Cobalt Ground Square Tool Bit, 1/2 Size, 4 OAL – 42-994-4

Interstate 10% Cobalt Ground Square Tool Bit1/2" Size, 4" OAL 8% & 10% Cobalt A superior type high speed steel which will work better where high heat is present Used for heavy cuts in hard materials Specifications: Material Cobalt Material Grade M35 End Sh