Min. Order Reference FOB Price
100 Pieces US$10.00-20.00 / Piece
Product Description
Construction fromwork hex nut Standards GB6170, GB6172, GB56, ISO4032,DIN934, DIN934,DIN6330, ASTM A563(M), A194-2H Material Q235, SWRCH35K, 40Cr, 35CrMo, 42CrMo Grade 4, 5, 6, 8, 10, 12 GB/T 6170 /ISO 4032 d 12 14 16 18 20 22 24 27 30 33 36 39 42 45 s 17.73-18 20.67-21 ...