Crescent is a premier hand tool brand from Apex Tool Group. the hand tool manufacturers. The brand is often associated with its most famous product. the Crescent brand adjustable wrench.

In 1907. a Swedish immigrant and inventor Karl Peterson founded the Crescent Tool Company. Soon after that. he introduced America's open-end adjustable wrench. a revolutionary concept that replaced an entire set of dedicated- size wrenches. The Crescent adjustable wrench was extremely successful. It was widely imitated but never duplicated.