1.Package Content: You will receive 7 pieces of valve stem removal tool kits, including 2 single head valve core remover wrenches, 2 double head valve core remover wrenches, and 2 short double head valve core remover wrenches and 1 4-way valve tool. Enough quantity and types to meet your needs. 2.Material: Crafted from iron, plastic and steel, durable and reliable, resistance to wear and tear. Not easy to break or deform. You can use them with a confidence. 3.Function: This valve core removal tool kit is designed for easy removal and installation of valve cores in tires. Ideal for both bicycle and vehicle tires, this kit simplifies tire repair and maintenance, ensuring a smooth and efficient process. 4.Multifunctional: With single and double heads, ing flexibility for different valve types. It also features a 4-way valve tool for comprehensive valve core removal and installation, catering to a wide range of tire repair needs.