Function: This is a new duck head shaped installation and removal tool. Used on many tire changers. It can be used multiple times and has the characteristics of stability and high performance. Make tire changes faster and more efficient. At the same time, it prevents scratches and damage to the wheel when it is clamped in the clamp. Usage: The blade shape is designed according to the shape of the duck head and the edge of the rim, which is easy to use. It is durable enough to withstand the pressure of larger tires and wheels. Diameter: The diameter of the installation hole is 30mm; Note: The data are all manually measured, please allow 1-3cm error, due to the difference in light and display, there will be a certain color difference, the actual object received shall prevail.