TruePower Air Eraser, Airbrush Sandblaster, Abrasive Sprayer and Glass Etcher Kit Cup Size: 15 CC; air hose: 5 ft. x 5/32; air Inlet: 1/4x 18Npt Carbide insert on tip lasts longer with abrasives Average air consumption: 4 CFM. Working pressure: 65 psi Kit includes air eraser, air hose, hanger, 5 oz. of aluminum Oxide abrasive, dust mask, operating manual, storage case