Wiper puller helps to avoid one of the most common wiper failures "I thought I just had to pull harder". The fact is that the wiper blade is held by a tapered mount and loosening the connection will lead to the formation of backlash in the mechanism. The puller is universal and is used not only for removing wiper blades but also for battery terminals. Shank width: 38 mm, working height: 28 mm.