Refco
Bellow type gauges are extremely over-pressure resistant. A bellow type gauge can withstand up to 2.5 times over-pressurization of the printed pressure scale without damage to the gauge. A bourdon tube gauge cannot withstand this type of over-pressurization.
![Refco Compound Gauge Oil/Fil](https://digitalassets.reecegroup.com.au/m/061792f4d8cd9b36/Web_280x210-Refco-Compound-Gauge-Oil-Fil.jpg)
![Refco Compound Gauge Oil/Fil](https://digitalassets.reecegroup.com.au/m/061792f4d8cd9b36/Web_1200x900-Refco-Compound-Gauge-Oil-Fil.jpg)