Push-Pull Control Wrench Set Install and remove push-pull control nuts behind the panel - Slot provides clearance for conduit - Wrench anywhere on the external hex - 5.5" length provides clearance - Lightweight aluminum is easy to handle when using overhead - Works with all controls - six nut sizes: 1/2", 9/16", 11/16", 3/4", 7/8", and 1" - Many other uses (brake/fuel/vent/hydraulic lines, etc.) - Includes case For ordering information, go to https://www.mcfarlaneaviation.com/products/product/TOOL132/.