Wide compatibility Specifically engineered for BMW E12, E21, E24, E28, E30, E31, E32, E34, E36, E38, E39, E46, E52, E53, E60, E65, E66, E67, E85 and PR1 models. This tool supports a range of windscreen wiper arm configurations, making it a versatile addition to your automotive toolkit for windshield wiper maintenance and removal. Large jaw capacity 83 mm wide jaw opening to fit a variety of wiper arm sizes. The broad grip provides a secure hold and simplifies removal without risking damage to delicate components. Long lasting construction Forged from grade 45# steel, this removal tool offers strong construction and wear resistance. It is built for reliable performance through frequent use in demanding automotive scenarios. Anti corrosion protection Equipped with a full waterproof coating and copper plated washers. These features help prevent rust and protect wiper arm screws, maintaining tool integrity in diverse weather conditions. Use scenarios Scenario 1: Releasing a stubborn or seized wiper arm on an older BMW such as E12, E21, or E30. The large jaw grip helps prevent arm slippage and reduces the risk of damage during removal. Scenario 2: Servicing wiper assemblies on higher mileage models like E46 or E39 after longterm use or seasonal changes. The tool's strength and corrosion protection support frequent, repeated use. Scenario 3: Regular maintenance on newer models including E60, E65, E66, E67, E85 and PR1. The wide compatibility and durable construction provide a reliable solution for arm removal without compromising screws or arms.