DeVilbiss StartingLine HVLP 3-gun auto painting kits are complete spraying systems for automotive primers, finish coats, and touch-up work. DeVilbiss StartingLine HVLP 3-gun auto painting kits are complete spraying systems for automotive primers, finish coats, and touch-up work. They include one HVLP spray gun (finish coats) with a 1.3mm nozzle, two HVLP spray guns (primers) with 1.8mm nozzles, two 600cc cups, one plastic 130cc cup, a cleaning brush and wrench, and one air-adjusting valve with a gauge. StartingLine spray guns have 30 psi of inlet pressure, which delivers 10 psi of air cap pressure at 13 cfm of air volume, and have 1/4 in. NPS air inlets. DeVilbiss StartingLine touch-up spray guns have 30 psi of inlet pressure, which delivers 10 psi of air cap pressure at 8 cfm of air volume, and have 1/4 in. NPS air inlets. Finish Coat and Primer Spray Gun Kit Specifications: 30 PSI inlet pressure delivers 10 PSI air cap pressure at 13 CFM air volume Air inlet: 1/4" NPS Detail Spray Paint Gun Specifications: 30 PSI inlet pressure delivers 10 PSI air cap pressure at 8 CFM air volume Air inlet: 1/4" NPS