Higher Range Ring Gauges No Go

Salient features of Higher Range Ring Gauges No Go :-
The Reference Gauges are made out of superior quality high Carbon Chrome Alloy Steel.
* Quality heat treated and hardened to 58-60 HRC, to provide a High Degree of Wear Resistance.
* The Gauges are manufactured to close tolerance and calibrated, in controlled conditions, to within 1 micron.
* During manufacturing the Gauges Cold Treated are properly stabilized to prevent any distortion and inaccuracies, and to ensure stability throughout their use.
* The Gauges are particularly renowned to maintaining close tolerance with respect to ovalness and taper which is kept even to half a micron.