Tenders for Supply of Sanding Hose Coupler Size 1 X 23+ 5/8 To Drg. No. Elw/Bsl/Wam4/1/F94.044, Ref B1 To 10 Alt-2.Each Unit Should Be Embossed /Engraved With Makes Name, Month & Year Of Manufacturing At A Conspicu Ous Place. Warranty Period: 30 Months After The Date Of Delivery