<h3>About this item</h3><ul> <li>4-in-1 Multi-Function Tool:Designed for removing and installing valve cores, inner tubes, valve extenders, and valve stems. A versatile tool for comprehensive tire maintenance.</li> <li>Universal Valve Compatibility : Works with Presta, Schrader, Presta extender, and tube tire valves. Suitable for tightening or removing valve cores on bicycles, cars, trucks, luggage, and other pneumatic tires.</li> <li>Durable Construction : Made with copper-nickel plated materials for excellent corrosion resistance, ensuring long-lasting performance and reliability.</li> <li>Compact &amp; Portable : Measures approximately 1.4 x 0.7 inches, making it lightweight and easy to store in a pocket, toolbox, or bike repair kit.</li> <li>Easy to Use : Simply insert and turn to tighten or remove valve cores. No special skills or additional tools required—quick and hassle-free.</li> </ul>