The Snap-on Tools RXS12 3/8" Flare Nut Line Wrench is a high-quality hand tool designed for automotive use. Made in the United States by the reputable brand Snap-on, this 6 point open end combination wrench is perfect for removing and installing 3/8" flare nuts. With a specialty SAE system of measurement, this tool is durable and reliable for various automotive applications. Please note that this product does not come with a warranty.