Jet master is one of the top supplier of industrial pressure washer Vietnam. The best direct drive gas powered commercial pressure washer is the Simpson Power shot with the Honda GX390 commercial series engine and the AAA by Comet industrial triplex plunger pump with forged brass head and ceramic pistons.The unit is nice and solid not too heavy, but heavy enough.if you stand behind the pressure wash and support against your body the winder works fine.3,000 – 6,900 PSI: These high pressure models are what professional pressure washers and contractors usually use. They are commonly used in commercial and industrial settings, and can run on either gas or diesel. 7,000 – 50,000 PSI: These ultra-high pressure washers are also known as water blasters. Want to know more about industrial pressure washer Vietnam contact us today.