2" Economy black steel bottom connection anti-explosion case bourdon manometer, which is used in plumbing, heating, air conditioning, pneumatic, hydraulic, water tanks,
air compressors
6" Capsule low black steel case copper alloy socket bottom connection mbar low pressure gauges, which is used inVacuum pumps,
air compressors, air filters, gas burners, vacuum ovens, suction regulators and
respirators