Precision machined from heat treated steel, our multi-function tool is a necessity for any AR enthusiast. This tool includes a Mil-Spec castle nut wrench, a standard length receiver extension removal wrench, an A1/A2 Flash Suppressor wrench, and a beverage opener. Offering an improved grip, each tool has a rubberized grip for both safety and comfort. Every tool is coated in manganese phosphate for reduced visibility and corrosion resistance. Made in the USA and features a lifetime warranty.