Ideal small compressor for use in model maker with its automatic stop / start, its adjustable output pressure and its silent operation. But there is in the market and even from the manufacturer, no adapter between its output 1/8 "and entry M5x0.5 an airbrush. Why not go out 1/4"? Therefore obliged to go through a augmenter 1/8 "to 1/4" to finally get to find a gear to M5x0.5. A little complicated ... We console ourselves with use.