pressure industrial applications. The Wika products that we sell include: Diaphragm Seals Pressure Gauges Thermometers Transducers Ingersoll Rand manufactures high quality products... their products quite useful. The Dwyer products that we sell include: Flow Meters Pressure Switches Manometers Differential Pressure Gauges McDaniel Controls specializes in industrial... gauges that are field repairable. With a wide range of gauges of various materials such as brass and stainless steel to gauges that can withstand pressure up to 60,000 psi, McDaniel...