... 85.DIN5585.C1045 C) Black8.86.DIN6016.Q235 D)H.D.G10.97.DIN79907.Q195 (E)CR3+zinc ( ... 8,8.8,10.96)finish:zinc, black, plain,H.D.G7) material :Carbon Steel,swrch35k,45k8)thread; ... in Hebei Province, the Hebei Province Industry Standard Product Quality Inspection Qualified Enterprises,Respect Contract and Credit Enterprise, ... buyer's option13)delivery lead time: 30days high quality and best price hex bolt