Our team is highly impressed with this Argon CO2 welding regulator .Using this product, our team found that it delivers a consistent gas flow, which results in perfect welding. The build quality is excellent ensuring durability and long-lasting usage. The clear gauge makes it easy to read and adjust the gas pressure. However, it can be a bit pricey compared to other similar products in the Industrial and Scientific category. Overall, we highly recommend this flowmeter welding regulator for any professional welder..