Yescom HVLP Air Spray Gun Set 2 Sprayguns 1.3mm 1.8mm for Auto Paint Primer Basecoat Clearcoat Gravity Feed Designed to provide equal atomization and partical size for all kinds of surface painting Light weight, ergonomic design and easy trigger pivot reduces operating fatigue. Stainless steel nozzle and needle to allow use aqueous based paint for long time Precise 1.8mm &amp; 1.3mm stainless steel needle and nozzle set 3 Knobs for full adjustment: fluid, pattern and air pressure controls