Gauge Set ,Set Consisting Of (1) Check End Shield Bore Dia Commutator End Gauge ,Size: 710. 00Mm (+ 0.088/- 0.138) By Go &No Go, Material Tool Steel To Is:3748/90 , Hardness-50/55 Hrc With Warra Nty /Calibration Certificate, Qty :1 No . (2) Check End Shield Bore Dia Pinion End Gauge ,Size: 696Mm (+ 0.0 88/- 0.138)Go&No Go, Material Tool Steel To Is:3748/90 , Hardness-50/55 Hrc With Warranty /Calibration C Ertificate, Qty :1 No . [ Warranty Period: 30 Months After The Date Of Delivery ] ]