Description: Easy To Install: Quickly replace leaky tire stems with this convenient tool kit, for cars, ATVs, trucks, and motorcycles Time-saving Tool: This quick change tire tool kit is a must-have for anyone looking to easily replace cores on the go Effortless Replacement: Say goodbye to leaky valves with this efficient tool kit, designed for easy installation and quick fixes Convenient and Portable: for DIY enthusiasts and professionals alike, this tire core replacement kit is a handy tool for any vehicle owner Reliable: Made to last, this tire tool kit ensures hassle replacements for ALL your vehicles, from cars to motorcycles Specification: Material: Metal + Plastic core model: TR413 Rim Hole:11.3mm (0.453inch) Type:13PCS/30PCS(Optional-As Picture) Suitable for cars,small trailers, light trucks, lawn mowers, wheelbarrows,ATVs and motorcycles Steps for usage: 1.Deflate the tire; 2. Insert the T-shaped hook into the between the wheel hub and the core, rotate the hook to pull out the core; 3. Install the new core to the push rod; 4. Tap-er positioning The tube is aligned with the hole, and the push rod installs the core through the tapered positioning tube; 5. Rotate the push rod to disengage the core Note: Not Suitable for 5/8"15.8mm Core Also not suitable for tires with tire pressure monitoring system (TPMS) Package Includes: 1Set*Quick Change Tire Tool Kit