Our corporation is specialize in producing standard hex nuts, slotted hex nuts, square nuts, special nuts and kinds of bolts. We produce the ANSI, DIN, ISO, BS and JIS nuts and bolts. Such as ASTM A194-2H, 2HM, ASTM A193-B7, B7M; ASTM A325, ASTM A563, DIN6914, DIN6915, DIN912,DIN934, DIN933/931 and series stud bolts etc.
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