The Armstrong Armaloy 1-1/8" Thin Slim Open End Wrench is a high-quality hand tool designed for automotive use. Made in the USA by Armstrong, this single item wrench features a SAE measurement system and a durable construction. With a slim design, this open-end wrench is perfect for accessing tight spaces and providing the necessary leverage for servicing pumps and other automotive components. Whether you're a professional mechanic or a DIY enthusiast, this USA-made wrench is a valuable addition to your toolbox.