Galvanized hex nut 1.Material:Carbon&stainless steel 2.Size:M1-M100 3.Zinc, Nickel plated,Black Oxide,HDG 4.SGS,ISO Galvanized hex nut 1. Standard:DIN, ANSI,BSW, JSB ans ISO standard or non-standard as request&design.2. Material:Carbon steel( T40,T45,Q235), Alloy steel, stainless steel( SS304 A2,SS316 A4 etc), Brass or according require3. Grade of Galvanized hex nut: Metric standard: Grade 4.8, ...