Items - Set of Analog dial bore gauges for measuring internal diameters of End shields/ Racers in TM's for AC electric locomotives as follows. (1) Bore gauge size: 100 - 160mm. Qty/set = 01 no. (2) Bore gauge size: 160 - 250mm. Qty/set = 01 no. (3) Bore gauge size: 250 - 400mm. Qty/set = 01 no. Makes: Mitutoyo/ Stanley/ Insize/ Baker/ Forbes/Fowler.