PWA87194 is a spline wrench designed for aviation maintenance applications. It helps technicians handle spline-type fasteners with a secure, well-engaged fit—supporting controlled installation and disassembly during engine maintenance and other aircraft tool-assisted procedures. Key Features： Spline engagement for reliable torque transfer : Helps ensure a firm connection to spline fasteners for smoother operation. Maintenance-oriented tool design : Built for professional aviation maintenance workflows where fit and stability matter. Improved usability during service : Supports more efficient tightening/loosening with reduced slip risk compared to poorly matched tools. Supports standardized procedures : Suitable for consistent use in repeatable maintenance operations.