... price 4 produce to your request bolts and nuts1) Material:SS304,SS316,copper, brass, bronze, carbon steel 2) Grade: 4.8,6.8 ... ....Description:hardware bolts and nutsScrews and Fasteners Brand NameARXOriginal of PlaceQingdao ChinaMaterialCarbon steel ,stainless steel, brass and etc.Standardstandard fasteners (GB, DIN, ANSI,JIS AND ) and non-standard ...