[Easy to use]: With a nonslip knurled knob for easy turning. [Type]: Gas nozzle adjust disassembly tool, American style gas nozzle valve core wrench. [Material]: Durable plastic/metal handle. steel shaft with corrosion-resistant plating. One big mouth and a small mouth. [2 different sizes]: Dual ends with 2 different sizes to cover all the valve cores in jobs. Big mouth is Air conditioning valve core wrench. [Application]: Work on automotive/truck tires, R12/134A automotive AC and bicycle/motorcycle tires, etc. For quick removal or installation of tyre valve inserts. and high quality. Suitable for car air-conditioning replacement and maintenance. Suitable for most cars : 4pcs Colour: as shown Material: metal + plastic Package Contents: 4 x Dual Valve Core Remover Only the above package content, other products are not included. Note: Light and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.