... per DIN6923 standard dimensionsClass 5, Class 8, Class 10Standard or fine threadedANSI B18.2.2 Inch Size hex nut available!Grade ... 21 standard dimensionsOther specifications MOQ required!Surface Treatment Options: Plain, Black, YZP, BZP, HDG, Nickle, ChromeOther Material Options for hex nut:Stainless ... , small box, color box, blister card options Carbon Steel zinc plated serrated Hex Flange Nut