Brass Insert (ZY-BIOO1) Yuhuan Zhongyi Machinery Manufacture Factory Base Info Material:BrassType:Hexagon Head With FlangeConnection:Common BoltHead Style:HexagonalStandard:GBGrade:10.9HS Code:74122090 Description Pre:Ferrules Tube Fitting Next:A182 F304L Wn Forged Flange, 150# RF, Sch 10s, 24 Inch