Metarial:spring steel
standard:Nonstandard
Contact NowRuian Huilida Metal Products Co., Ltd.
standard:din127 spring washer
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standard:pan head PH machine screw with spring washer and flat washer SS
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standard:standard:DIN933,DIN931,DIN558,DIN601,grade:4.8,5.8,8.8
Contact NowJiaShan CAGE Fastener Manufacturing Co.,Ltd
standard:NON-STANDARD
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