General usage gauges for multiple applications where pressure or vacuum readings are required.  Dampening helps reduce excessive needle fluttering making the gauge much easier to read  Internal components are compatible with many industry applications  The ability to recalibrate the gauge is a standard feature on all gauges  Temperature scale reads in deg-F and pressure is displayed in either PSI or BAR Metric gauges with a temperature scale that reads in deg-C and pressure is displayed in either PSI or BAR. Made in USA