Channellock 21mm 12-Point Metric Combination Wrench features a color band that denotes SAE/Metric measurement for easy identification, making it simple to select the right tool for the job. This wrench, sized at 21mm, a non-slip open end and extended length for improved leverage, ensuring better control and efficiency during use. Crafted from durable chrome vanadium steel and fully polished, it not only provides professional-grade performance but also a sleek, polished appearance. Backed by a lifetime warranty, this combination wrench is built to last and withstand the demands of any task.