TR413 Valve Stem: Snap-in rubber car tire valve stems for 0.453" (11.5mm) diameter tubeless rim holes. Installation: Remove the old valve stems and reinstall the new valve stems, no need to worry about scratching the wheels or destroying the valve stems. The tool sets are easy to carry and use. Quickly remove or install the tire valve. Pull the valve stem with the principle of leverage, which can effectively save your efforts. p> Tool Material: The tire valve stem puller is made of high quality alloy, sturdy and durable for long service time. Valve: Zinc alloy inside + rubber outside Outdoors. Single Valve Dual Head Remover: Plastic handle + sturdy steel rod with corrosion-resistant plating. Suitable for tubeless tire repair for passenger cars, motorcycles, ATVs, off-road vehicles, and trucks. Package: 10 TR413 valve stems with 10 valve stem cores + 1 4-way valve tool + 1 dual-head valve core remover + 1 valve removal tool.