The Williams SUPERRENCH USA SAE Sizes 1-3/8" x 1-7/16" Open End Wrench MPN 1039C is a high-quality hand tool designed for automotive use. This single-item wrench is made in the United States with materials sourced from the country, making it a durable and reliable tool for various mechanical tasks. The open-end design and specialty drive type make it easy to tackle tough jobs, while the SAE measurements ensure accuracy. With the brand's reputation for excellence and the California Prop 65 Warning included, this wrench is a must-have for any automotive enthusiast or professional mechanic.