This highly specialized Iwata Professional Maintenance Tool Kit by Iwata provides the tools you need to find tune your Iwata or Neo airbrush. Included in each kit is an Iwata Air Valve Guide Wrench to customize the main lever spring tension or replace the air valve, Iwata Soft Jaw Pliers to assemble or dissemble an airbrush without damage, 2 Iwata Needle Packing Screw Drivers (1.2mm and 1.4mm) to easily remove, assemble and adjust the needle and an Iwata Nozzle Wrench to remove or tighten the nozzle. Kit comes in a zippered case with removeable accessory pouch.