The AGS Company HFK-2 5-pc Hexforce Wrap-Around Wrench Set features a unique pivot/hinge/clamp action for 360-degree contact. This tool will not slip off, even the most damaged hex surface. With socket-like gripping on captive fittings, these tools attach to standard 1/2” or 3/8” ratchet drive. This set contains the following wrench sizes: 15/16" (23-24mm), 13/16"-7/8" (21-22mm), 3/4" (19-20mm), 11/16" (17-18mm) and 5/8" (16mm). Perfect for the professional installer working on chassis, suspension, alignment, front-end, air conditioning and tube nut applications.