• Heavy-duty construction with locking feature allowing the tool to be fastened securely to the wiper arm before commencing pull.• Combination of swivel mounted thrust bearing and tommy bar allow even the most stubborn wiper arms to be lifted off their drives.• Also suitable for battery terminal and alternator bearing removal.• Maximum Opening: 28mm.• Maximum Collar Size: 43mm.Heavy-duty construction with locking feature allowing the tool to be fastened securely to the wiper arm before commencing pull. Combination of swivel mounted thrust bearing and tommy bar allow even the most stubborn wiper arms to be lifted off their drives. Also suitable for battery terminal and alternator bearing removal.• Heavy-duty construction with locking feature allowing secure fastening to the wiper arm before commencing pull. • With swivel mounted thrust bearing and tommy bar, the tool releases the most stubborn wiper arms. • Also suitable for battery terminal and alternator bearing removal. • Maximum Ope