Precision-machined from solid steel, the Fix It Sticks® 3/8″ Adjustment Wrench is an ultrareliable optic and rifle parts adjustment tool, favored by professional and DIY gunsmiths across the country. This wrench features a 3/8” box end wrench, engineered to be used with LaRue-style optics release systems. Plus, this wrench features a metal ¼” hex base, compatible with any ¼” bit driver (not included) for reliable, field-ready versatility. Made in USA.