Shanghai Jinrui Norm Parts Supplies Co., Ltd is specialized in produced bolts and nuts for automobile. We have  The company has passed ISO9001:2008 international quality system certification in 2001 and TS/16949 automobile quality control system in 2012.Auto parts always stand high quality standard. We have a very stickt quality control system. We can offer PPAP documents.PPM requirements of customers can be satisfied.  We offer large quantity of auto bolts and auto nuts to auto OEM factory or other auto parts factories. Our auto bolts and nuts are used in many buses,Website:http://www.chinajinrui.net, trucks and cars, such as VW,General motors,Changcheng,etc.Below are some auto nuts we have produced. 1)Auto nut type: fange nut, nylon nut, high strength nut,etc2)Grade: 8,10,123)Finish: zinc plated, Dacromet, zinc-nickle4)PPM: 100 PPM, 50PPM5)PPAP: Level 1, 2,3,4,5