Set Of Gauges, Set Consisting Of (1) Gauges (Go-01 No & No Go-01 No.) For Checking Main Po Le Bore Diameter, Size: Go-512.50Mm & Size :No Go-512.90Mm (Maximum) Material Tool Steel Is:3748/90. Hardness :50/55 Hrc With Calibration Certificate . Qty: 1 No (2) Gauge (Go-01 No & No Go-01 No.) For Chec King Commutator Pole Bore Diameter, Size: Go-519.80Mm & Size :No Go-520.20Mm M Material Tool Steel I S:3748/90. Hardness :50/55 Hrc & Supply With Calibration Certificate. Make: Ganapathy / Pie / Jyoti / Prasad / Lakshmi Or Similar. Qty: 1 No [ Warranty Period: 30 Months After The Date Of Delivery ] ]