- The 1.33-wedge cylinder shaft is specifically designed to fit securely into the locking bolt pulley, providing a reliable solution for your adjustments. - This tool features a two-piece blocked wrench, making it easy to remove and replace freewheel drive pulleys commonly found on B series engines. - Compatible with 1/2-inch drive tools, this product ensures a seamless integration with your existing toolkit. - The 10 mm and 12 mm tips are ideal for locking alternators, delivering precise performance and functionality. Applications: - Use this tool when servicing or replacing alternator components on B series engines, ensuring a firm grip and preventing slippage. - Ideal for automotive professionals and DIY enthusiasts looking to maintain or upgrade their vehicle's performance with efficient pulley management. - Perfect for mechanics who require a dependable tool for quick and secure pulley adjustments in tight engine compartments. Equip yourself with the right equipment to tackle freewheel drive pulleys and alternator lockings effectively. Experience ease of use and enhanced functionality with this essential automotive tool.