Standard: DIN, ANSI/ASME, BS, GB, JIS, non-standard.
Materials: carbon steel, stainless steel
Grade: from grade 4.8 to 10.9  
Dimensions: 2 to 48mm, 1/8 to 2 inches
Length: from 10 to 300mm, 3/8 to 10 inches, we also can produce according to your requirements
Coating: plain, black, zinc, HDG, nickel, phosphate black
Packing: small box with plastic bag, 25kg bag or box, bulk in pallet