C8417 is a range of specialist tools manufactured by CK Tools, a British-based company specializing in the production of hand tools. The C8417 range consists of several precision and specialty tools, such as flat chisels, socket wrenches, taps and dies, as well as screwdrivers, pliers, and hex keys. These tools are primarily used in electrical, automotive, and engineering applications, and are known for their quality and reliability.