Mil-s-5950 mil spec 1st material response band or sae j478 assn std 2nd material response band
Mil-s-5950,1/4 or 1/2 h mil spec single material response band
Mil-s-5950,1/4 or 1/2 hard mil spec single material response band
Mil-s-5950,1/4 or 1/2 hard mil spec single material response band
Mil-s-5950,1/4 or 1/2 h mil spec single material response band