Below, Apollo Operations Handbook illustration of the Apollo Crewman Toolset (Tool H, 10 inch driver, is not included in most tool kit assemblies, including this Apollo 13
Detailed Views of the Tools
The three Jackscrews would be used to secure the side hatch if the locking mechanism were to fail, or if the hatch became warped while open in space.
These Jackscrews suffered the most corrosion. The 4340 low alloy steel parts exhibit significant rust, while the beryllium-copper of the wingnuts display the characteristic green oxidation. Corrosion
inhibitor has been applied to all affected tools.
Tether (to secure an attached tool to the astronaut in zero-g) :