The OTC Variable Pin Spanner Wrench (6613) is a professional-grade tool designed to handle a wide range of pulley sizes. Its adjustable design and interchangeable pins make it a versatile and efficient solution for automotive maintenance and repair.KEY FEATURES AND BENEFITS: Universal Fit: Accommodates various pulley types with slots or holes. Adjustable Range: Easily adjusts from 1-1/4 inches to 5 inches. Enhanced Leverage: Compatible with 1/2 inch drive ratchets or breaker bars. Interchangeable Pins: Multiple pin sizes for precise fitment. Durable Construction: Built to withstand demanding automotive applications.SPECIFICATIONS: Adjustable range: 1-1/4 inches to 5 inches Drive size: 1/2 inch Material: High-strength steelHOW TO USE: Identify the pulley size: Measure the diameter of the pulley to determine the appropriate pin size. Select the correct pin: Choose the pin that matches the pulley size. Insert the pin: Insert the selected pin into the wrench’s socket. Adjust the wrench: Adjust the wrench to the desired position. Apply torque: Use the wrench to apply torque to the pulley.BENEFITS OF USING OTC VARIABLE PIN SPANNER WRENCH (6613): Increased Efficiency: Quickly and easily adjust the wrench to fit different pulley sizes. Reduced Downtime: Minimize downtime by having the right tool for the job. Improved Accuracy: Precise fitment ensures accurate and efficient work. Enhanced Safety: Durable construction and ergonomic design reduce the risk of accidents.FEATURES: Compatible with 1/2 inch drive ratchets and breaker bars Easy-to-use design for efficient operation