ARKSEN Internal Coil Strut Remover/Installer Suspension Tool Twice As Fast At Getting The Job Done Compared To The Standard 2 Piece SPring Compressors Use any 7/8" Hand Socket Wrench Or High Torque Impact Wrench Precision Machining Provides Smooth Threads For Safe And Quick Compression Internal Type Compressor Is Used Within the Middle Of The Coil Spring For Easy Removal Internal Coil Spring Compressor Installation/Removal Tool