The Tramming Ring by Edge Technology is designed to make the process of tramming a milling machine faster and more accurate. The continuous smooth top surface is ideal to sweep with an indicator. The top and bottom surfaces are ground flat and parallel.
Pro Touch Off Gage z axis CNC tool length offset setter (1″ contact face) #04
Gage graduations 0.001″. Gage repeatability 0.0002″. The rectangular base and recessed indicator face allow it to fit between vise jaws on a pair of parallel bars. (competitor models with a round base are unable to do this).

