High-quality materials: Car radio puller is made of sturdy metal, with a hard and durable surface. The radio removal tool will not bend or break during use and is reusable. Excellent design: Car radio removal tool has a rounded shape and a smooth appearance. The radio tools allow you to easily remove stubborn radios without hurting your fingers during the disassembly process. Easy to install: Using the car unlocking tool, first insert the keys into the slots with the straight edge away from the radio until it clicks, then repeat for the other slots, pull the radio outward with the tool ring, once the radio is removed, loosen the keys by pressing the spring tabs on each side of the radio and remove it. Versatile: Car radio removal key, compatible with most cars: unlocking the radio for Mercedes vehicles, also suitable for most radios. Product Included:The product includes 4 car radio removal tools,easy to carry and store,you can use it anytime and anywhere. Enough car radio release hooks for your daily needs to facilitate removal and installation. Note: The data are all measured manually, please allow 1-3cm error due to differences in light and display, there may be some color differences, please refer to the actual item received.