Fastener, Hex Bolt, Hex Nut manufacturer / supplier in China, offering Wholesale 5-300mm Bolt Length M6-M36 Carbon Steelhex Bolt, Hexagonal Bolt Complies with DIN as ANSI Standard DIN 933, 6*1 /3.5*25mm C1022 Bugle Head Black/Grey Phosphated/Zinc Plated/Fine/Coarse Thread Gypsum Screw/Drywall Screw and so on.
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