Powermate Tools Multi-Purpose Spray GunThe Powermate Px 1 qt. Multi purpose spray gun features a 1 4 in. air inlet that can handle air pressure up to 50 psi. This product easily converts from siphon to pressure feed with the push of a button (No tools required). Perfect for spraying low, medium and high viscosity materials such as latex, stain and primer. Easy to identify laser etched knobs for air, fluid & pattern controls shows user how to control the pattern laser etching will not rub