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Patent
An anti-rust device for bolts (1)
An anti-rust device for bolts (2)
Anti-rust cover for bolts and nuts (1)
Bolt nut rust guard(2)
English trademark
Chinese trademark
Anchor bolt protection test report
Track bolt protection effect test report
Flange protection belt test report
Protective cap material inspection report 1
Protective cap material inspection report 2
High and low temperature test report of protective cap
1