The Snap-On Tools USA SAE Sizes 5/16" x 9/32" Open End Offset Ignition Wrench DS2018 is a high-quality hand tool designed for automotive use. Made in the United States by Snap-on, a trusted brand in the industry, this single item specialty wrench features a unique offset design for better access to ignition systems. With a durable construction and precise measurements, this wrench is a valuable addition to any automotive tool collection.