Profile: Hirlekar Precision Engineering Pvt. Ltd. exports differential pressure gauges and movements. Our precision instruments are based on magnetic coupling principle. Models with piston convoluted diaphragms and rolling diaphragm, covering ranges from 25 mm water column to 70 Kg/cm2 differential pressure are also available. Our instruments are used to measure low to medium differential pressure for liquids & gases where no migration of media is tolerated.