Ball End Mill: 1/16″ Dia, 5/16″ LOC, 3 Flute, Solid Carbide 2-1/2″ OAL, 1/8″ Shank Dia, 34 deg Helix, AlTiN Nano Coated, Single End, Series Variable Helix End Mills for High Temp Alloys – Ball, Material Specific End Mills