13/30290082 DC被替代
Bs En 4072 - Aerospace Series - Screws, 100 Degrees Countersunk Normal Head, Offset Cruciform Recess, Close Tolerance Normal Shank, Short Thread, In Titanium Alloy, Aluminium Ivd Coated - Classification: 1100 Mpa (At Ambient Temperature)/425 Degrees C
出版：British Standards Institution
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