Hexagonal Coller Type Solid Drain Plughexagonal Coller Type Solid Drain Plug,Hexagonal Coller Type Solid Drain Plug Size 20Mm Hex X 26Mm Long Bsp Thread H Ot Galvanized Material High Tensile Is 1875 With Suitable Copper Sealing Washer Din Specification 7603 For Siemens Tm Type 1 Tb 2022 Ota 03. Material Test Certiificate Is Require As Per Ir S Condition. [ Warranty Period: 30 Months After The Date Of Delivery ] ]