Mil-t-6732 mil spec 1st material response head or mil-s-6758 fed spec 2nd material response headmil-s-6758 mil spec 1st material response shank or mil-t-6735 mil spec 2nd material response shank or mil-t-6736 mil spec 2nd material response shankmil-s-6758 mil spec single material response spindle
Mil-t-6732 type 1 mil spec single material response overall