OEM Tools 5-piece Interchangeable Tip Air Blow Gun Includes 4 Interchangeable Tips: 100 Mm (4?), 140 Mm (5.5?), 320 Mm (12.5?) And A Turbo Wide Angle Nozzle For High Volume Pistol Grip Handle Has Easy-to-clean Non-slip Surface Variable Trigger To Control Volume And Tip Pressure Brass Piston And Inlet For Durability Working Pressure 160 Psi; Max. Pressure 220 Psi Cfm: Max. 10 Cfm @ 80 Psi 1/4" NPT Air Inlet