The Proto Tools 6-Point Flare Nut Combination Wrench Set includes 7 pieces with a SAE system of measurement. This set is perfect for automotive work as it features drive types of 6 points, making it easy to tackle tough jobs. Each wrench is a unit and comes with the manufacturer part number J3700A, ensuring high quality and durability. With the Proto brand reputation and a set design, this is a valuable addition to any toolbox for both professionals and DIY enthusiasts.