Supply Of Assembly Of Central Coupler Abc New For Ksr As Per Drawing No. Ep/dga-12m & Nw/bda-8002/m. Note: 1 Material Test Certificate From Nabl Approved Lab Should Be Submitted Along With The Supply Of Material. 2 Each Unit Should Be Embossed/engraved With Makers, Name, Month, Year And Batch No Of Manufacturing At A Conspicuous Place..