Profile: Gauge Developments Ltd. specializes in producing pressure gauges. We provide standard, stainless steel & test gauges, diaphragm seals, Schaffer gauges, low pressure gauges, differential gauges, small dial gauges, and transducers. Standard pressure gauge is available in 63, 100, 160 and 250 mm dial sizes, with direct, surface or flush panel mountings, and ranges from vacuum to 2500 bar (36,000 psi).