Voltas offers a new gauge calibration machine, model sip 550m, developed by sip, switzerland, world renowned manufacturers of measuring and jig boring machines. This machine is ideal for calibration of plug gauges, ring gauges, snap gauges, micrometers, dial indicators, plane/tapered internal and external electronic measuring probes, etc. Specifications: measuring capacity - external 0.550 mm, internal 2-450 mm; sip hrs grating scale - 305 mm long; measuring uncertainty - 0.18 + 0.4 l micron; repeatability - 0.1 micron; and permissible load - 20 kg.