Supply Of Steel Packing 4 Mm Thick For Maintain Of Axle Box Crown Clearance To Jig And Tool Drg. Office/gkps Drg. No. G/sd3-442, Alt. 2, Item-1. Matl. And Specn. Is: 2062/2011 With Amndt. No. 1 Of Nov. 2012, Gr. E250 Br..