The Milwaukee M12 FUEL 3/8 with 2.0 Battery Pack 2457-20 is a high-quality ratchet that comes with a single piece included. Manufactured by Milwaukee, this product is designed for automotive use and features a 3/8" size, making it perfect for various tasks. The inclusion of a 2.0 battery pack ensures that the ratchet can be used efficiently, providing users with a reliable and durable tool for their automotive maintenance needs.