The OTC Clamshell Strut Spring Compressor (6494) is a versatile tool designed to simplify the process of servicing MacPherson struts. Its durable construction and user-friendly design make it a reliable choice for both professional mechanics and DIY enthusiasts.KEY FEATURES AND BENEFITS: Wide Compatibility: Fits a wide range of strut models, eliminating the need for special adapters. Safety First: Safety locking pins ensure secure operation and prevent accidental release. Efficient Design: Built to be used with an impact wrench for fast and efficient spring compression. Durable Construction: Built to last, ensuring long-term reliability.SPECIFICATIONS: Compresses Springs: 4″ to 9″ O.D. Wire Diameter Range: 7/16″ to 11/16″ Designed For Use With: An impact wrenchHOW TO USE: Secure the Strut: Position the strut securely in a vise or work stand. Attach the Compressor: Align the compressor jaws with the strut spring and attach them securely. Engage the Safety Pins: Insert the safety pins to lock the jaws in place. Compress the Spring: Use an impact wrench to drive the compressor, gradually compressing the spring. Release the Spring: Once the desired compression is achieved, remove the safety pins and release the compressed spring.BENEFITS OF USING OTC CLAMSHELL STRUT SPRING COMPRESSOR (6494): Saves Time and Effort: Quick and efficient spring compression. Ensures Safety: Safety locking pins prevent accidents. Versatile: Fits a wide range of strut models. Durable: Built to last for long-term use.FEATURES: Safety Locking Pins: Prevents accidental release. Impact Wrench Compatible: Designed for use with an impact wrench. Easy to Use: User-friendly design for efficient operation.