The Multi-functional Valve Core Tool is made of aluminum alloy. It has a 5 mm wrench slot, which can be applied for a valve extender, and the other two ends are compatible with Presta and Schrader valve core respectively, with this practical tool, you can easily and flexibly change your core without the needs to carry bulky tools or to find a repair shop.
^We provide full range of printing methods for your choice and requests.