Tespa tools supplies offers electronic centreless in-process grinding gauge. These centreless grinding gauge it can be applied in used for automatic/ semi-automatic in-process size control of parts. Automatic lifting of probe mechanism with stroke length of 50 mm facilitates easy feeding of component. With the machine which controls for automatic operation. The three relay outputs can be interfaced with the machine controls for automatic operation. In-process size and taper control is achieved bby using two probe heads in-process size and taper control is achieved. The centreless grinding gauge comes with analogue or digital display. Measuring range of the gauge include: 20-250 mm. Resolution: 1 micron. Plunger stroke: 50 mm standard [extra stroke on request.]. Repeat accuracy 4 microns.