Coating- Phosphate, Black oxide, Galvanised, HDG, Zinc-White,Golden,Black,Green or As per requirement of customer.
Grades- 4.6, 5.6, 6.6, 6.8, 8.8, 10.9, 12.9
Standards- IS- Indian Standards, DIN- German Standards, JIS- Japanese Standards, ASTM- American Standards, BS- British Standards, ISO- International Standards.