... steel,Stainless Steel 304/316,or other steelSize:RD6 - RD42,M6 - M42,1/4 - 1Length:50 - 128 mmThread:Metric,UNC,UNF ... ,tie wire anchors,hex coupling nuts,chemiacal anchor,hex long nut and round coupling nuts and related products.We are located in ... relationships with overseas customers based on mutual benefits. RD12 - RD42,M6 - M42 Stainless Steel Coupling