High Strength Bolts for Steel Structure Hangzhou Dingmingshang Industry Co., Ltd. Base Info Material:SteelSurface Finishing:PlainPerformance:as Per StandardCustomized:CustomizedTrademark:DMSTransport Package:According to RequirementOrigin:China Description Pre:Stainless Steel Pipe Fittings NPT Bsp Male Female Reducing Bushing Next:Stainless Steel Two Ferrules Compression Tube Fittings Tee