The Mac Tools OB 12 Single End Flare Nut Wrench is a high-quality hand tool made in the USA. This 3/8 inch 6 point wrench is designed for use on line and flare nuts, featuring a durable construction and precise fit. With its single piece design and trusted Mac Tools brand, this wrench is a reliable choice for automotive maintenance and repair tasks. Perfect for mechanics and DIY enthusiasts looking for a top-notch tool for their toolbox.