Channel Lock is a type of pliers designed for gripping and turning objects of various sizes. They feature an adjustable pivot point that allows the user to change the jaw width, making them versatile for different tasks. This tool is commonly used in plumbing, automotive work, and general repairs. The name "Channel Lock" is often associated with the brand Channellock, which has been producing these pliers since 1886. The design includes a long handle for better leverage and a strong grip, making it easier to work with nuts, bolts, and pipes.