Description: Best Performance Our battery terminal and wiper arm puller has strong structure design with sprung loaded arm which ensures a perfect pull-power to get the job done Premium Quality Forged by durable carbon steel with exquisite appearance, this wiper arm removal tool is sturdy and long lasting. Best automotive battery terminal puller tool for professional car repair shops, Auto Mechanics and DIY Usage Wiper arm puller removes stuck on wiper arm, tighten knurled cone to force jaws under the cable clamp, turn center screw to lift clamp off the terminal post Great DIY .