Mil-s-7720 mil spec single material response overall
顏色:Black overall
Mil-s-7720 mil spec single material response overall
顏色:Black overall
Qq-s-763 fed spec 1st material response or mil-s-7720 mil spec 2nd material response
Mil-s-7720 cond. A mil spec single material response overall
Mil-s-7720 mil spec single material response overall
Mil-s-7720 comp 303,cond a mil spec single material response overall
Qq-s-763 fed spec 1st material response or mil-s-7720 mil spec 2nd material response or astm a582 assn std 3rd material response or astm a582 assn std 4th material response