Versatile tool designed for effortless removal of windscreen wipers, battery terminals and alternator bearing removal. Constructed from high-quality carbon steel. Locking feature securely fastens the tool to the wiper arm before pulling. Features a swivel-mounted thrust bearing and tommy bar to help remove stuck wiper arms and terminals. Adjustable arms and PVC wheels disperse pressure to reduce the risk of damage. Maximum Opening: 28mm Maximum Collar Size: 43mm Carbon Steel Maximum Opening: 28mm Maximum Collar Size: 43mm Carbon Steel