Our 0.25% accuracy Standard Test Gauge is undoubtedly recognised as a world leader for its accuracy and, of course, Budenberg Quality. This gauge incorporates a base test gauge accuracy to a maximum of 500 graduations where possible, along with a knife edged pointer and an anti-parrallax mirror to help reduce the chance of human error. The Standard Test Gauge is an obvious choice when accuracy is paramount. The standard test gauge meets all the requirements of EN837 and all units are supplied with a detailed calibration certificate with is traceable to National Standards. The gauge is also dust and splash proof to IP 54 standards. Ranges available: 1 bar to 30,000 psi.