-Tosei Engineering Pvt limited is a Japanese company related to Metrology field which manufactures Quality Control systems like Gauging systems for measuring Inner Diameter and Outer Diameter, Flatness ,Runout etc during in process grinding and also Post Process Quality control instruments like AIR JETS,BORE GAUGES.HAND GAUGES.The other products are Probes like LVDT probes and GLASS SCALE probes.