Precision Mass is a leading manufacturer of pressure and temperature instruments and has been serving its customers for over 50 years in India and abroad. We are an ISO 9001, ISO 14001 & OHSAS 18001 certified company with our main base of operations in India. Our main products are Pressure Gauges, Differential Pressure Gauges, Diaphragm Seals, Temperature Gauges, RTD’s, Thermocouples, Thermowells and related accessories.