Valve Stem Puller Installation Tool: Color: Silver; Made of durable steel, corrosion-resistant and not easy to rust. Use the tool to remove the old valve stem and install the new valve stem to ensure a safe tire system. Tire Valve Stem: Material: Brass, Rubber; Snap-in design, convenient to install and disassemble; Rim Hole Diameter: 11.5 mm/0.453 inch; 100% ozone and leak test. Valve Core Removal Tool: Color: Red, Black; Material: Plastic, Metal. The valve stem tool can be used to disassemble the car air conditioning valve. Tire valve core and insert. Product application: Suitable for repairing tubeless tires for cars, bicycles, motorcycles, trucks, RVs, ATVs, etc. Product includes: 22 tire valve stems with 10 valve cores (10 TR412, 6 TR413, 6 TR414) + 2 valve core removal tools + 1 valve stem puller installation tool