Purpose: This tool is designed for spreading snap rings or lock rings and for retaining parking brake adjuster cams to brake shoes. It can also be used to attach pedals to shafts inside transmissions. Design and grip: Knurled outer jaw surface provides a positive grip on rings. Comfortable grip handles reduce fatigue during use. Jaw opening is 3/4 inch, suitable for standard ring sizes. Key benefits: - Precise, controlled spreading with minimal risk of ring distortion or damage - Secure grip with knurled jaws and comfortable handles for easier operation - Versatile for brake systems, transmission work, and general ring spreading tasks Specific use scenarios: - Brake service: Spread snap rings or lock rings to install or remove parking brake adjuster cams from brake shoes - Transmission work: Attach pedals to shafts inside transmissions during assembly or repair - General maintenance: Spread rings in mechanical assemblies where secure, non-slip grip is required Compatibility and performance: - 3/4 inch jaw opening accommodates common ring sizes - Knurled outer jaw ensures positive grip on rings for reliable performance during maintenance and repair This description preserves the original tool functions while presenting clear benefits, practical applications, and essential specifications in customer-friendly language.