Intermediate Wheel Profile Checking Gauge With Calibration Certificate For B.G. Wheel-Sets, G Auges Made Of Hardened Stainless Steel Plate Machined On Cnc With Laser Etched Permanent Marking, Use Ful For Checking Wheel Profiles. One Set Of Gauges Consists Of Intermediate Worn Wheel Profiles Of Flange Thic Kness- 20Mm, 21Mm, 22Mm, 23Mm, 24Mm, 25Mm, 26Mm, 27Mm, 28 Mm As Per Rdso Drg No. Sketch-92 082, Wd-89060/S-2 & 29 Mm As Per Rdso Drg No. Wd-88021 Make:- Pie/Dinamique/Riftec Or Equivalent [ Warranty Period: 30 Months After The Date Of Delivery ] ]