Bolts, B8 Stud, Castle Nut manufacturer / supplier in China, offering Hot DIP Galvanized Bolts As1252, ASTM A325 A490 B7 DIN931 HDG High Strength Heavy Hex Bolts, SAE J429 Grade5 Hex Bolt with 3line and so on.
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PRODUCE LINE FOR HOT FORGING --HEX NUTS
NINGBO KINGLI FASTENER CO.,LTD