Non-Standard Metal Parts manufacturer / supplier in China, offering HDG Black ASTM A325 Heavy Hex Structural Bolt Hex Bolts Hex Cap Screws Zinc A490 Hex Cap Bolt Grade 8.8 A325m A490 High Strength, 8.8 Gradecarbon Steel M6, M8 Spring Lock Washer with HDG Bond Sealing Washer Hardened Structural Flat Washer F436 Uss Flat Washers Fender Washers, DIN934 Hex Nuts Flange Nuts Square Nuts Thin Nuts Nylon Insert Lock Nuts Cap Nuts Wing Nuts Channel Nuts Coupling Nuts Weld Nuts Plain Zinc Plated HDG and so on.
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