supply of wheel distance measuring gauge , wheel distance measuring gauge as per following specn:- length: 1596 +/- 0.5mm (range 1585 to 1605mm) for measurement . accuracy : 0.1mm through vernier scale. setting : must set 90 degree to the flange . parallelism : to the main axle prospective of track level which should be indicated by the same equipment . material: hard extruded steel tube with 1.2m m thickness. fixed lug on one end spring loaded moving lug on the other end with locking system. spirit level in the center of t he gauge. packing: wooden box. [ warranty period: 12 months after the date of delivery ] ]