Proto 1730 Half Moon Wrench 5/8″ x 9/16″ 12 point The Proto 1730 12 Point 5/8″ x 9/16″ Half Moon Wrench is a high-quality hand tool designed for automotive use. Made in the United States, this single item wrench boasts a length of 6-3/4».With a SAE system of measurement, this wrench is perfect for professionals and car enthusiasts alike. The half moon design and 12 point drive type make it easy to tackle tough nut and bolt jobs with precision and efficiency.