【Top Material】: The wiper arm removal tool is forged from high hardness steel, which has excellent corrosion resistance. It will not rust, oxidize or break whether it is exposed to water or dust for a long time. You never have to worry about the removal work will deform it, it is very strong and reliable. 【Perfect Size】: The use of T-shaped handle, you can adjust the opening degree of the hook claw according to different use environment, adapt to different tools. The high precision threads are very evenly stressed for smoother use. 【Multi-Function】: Our puller is multi-functional and removes the wiper arm bolted to the windshield without damaging the tapered spline. In addition, it can remove stuck battery terminals in a very safe and fast way. One small tool performs two useful functions, and it makes your repair work more efficient. 【Adjustable Design】: The battery terminal and wiper arm puller are flexible and adjustable, allowing you to adjust the jaw opening size to suit the application and secure the tool to the wiper arm. The whole operation is very simple and safe, no damage to the battery post. 【Easy to Use】: Remove wiper nut, Place tool over wiper arm, Tighten knurled cone until jaws touch the wiper post, Until the wiper arms removed from the post, Tighten knurled cone to force jaws under cable clamp, Turn the t-handle clockwise, Until the cable clamp is removed from the post.