This set of three Craftsman wrenches are perfect for any mechanic or DIY enthusiast. The wrenches are made with high-quality materials and come with a lifetime warranty. The set includes a 1-1/2″ x 1-5/8″ wrench, a 1 1/4″ wrench, and a 1 1/2″ wrench. Each wrench has an open drive type and is made in the United States. The set is a single item and comes with the manufacturer part numbers 44587, 44589, and 44706. The wrenches are compatible with SAE system of measurement and are sold as a unit.