... dial size from 40mm-60mm. 2.Many kinds of pressure gauge, regulator, valve 3.Highquality and prompt delivery 1.Range:0 ... of our products for your reference. Many kinds of pressure gauge, regulator, valve. We are a plant specialize in manufacturing welding ... . If you are interested in other welding prodcuts except Pressure Gauge,please view our website for your reference.Any email will ...