Mil-s-7952 mil spec 1st material response overall or astm a109 assn std 2nd material response overall
Mil-s-7952 mil spec 1st material response overall or astm a109 assn std 2nd material response overall
Mil-s-7952 mil spec all material responses overall
색:Black overall
Mil-s-7952 mil spec single material response overall or astm a568 assn std single material response overall