Simplifies your work: The ball head facilitates access to screws and allows for working at an angle of up to 25 degrees. Colored hex keys are quickly and easily identifiable – thanks to the glow-in-the-dark paint with UV light, they can also be found in dark environments. Reduces your costs: The risk of forgetting a tool in a machine and the resulting consequential damage is minimized. Suitable for fastening in hard-to-reach places as well as for inserting and screwing in horizontal, angled, or deep blind holes. The colored hex keys are easy to locate. Additionally, they can be easily found in the dark with the help of the Wiha flashlight with UV light due to the glow-in-the-dark paint. This reduces the search time for lost hex keys and decreases the risk of machine damage during maintenance due to forgotten tools left in the machine. The hex ball head of the hex keys allows for effortless fastening at an angle of up to 25 degrees.