80% Arms offers .308 and AR-15 lower receiver broaching services using our state-of-the-art computerised vertical broach system. Our high speed broach will broach a .308 or AR-15 magwell to mil-spec standards in a single pass. We use the exact same automated system used by the largest firearms manufacturers in the world to broach lower receivers for the U.S. military. We offer the most competitive pricing, quickest turnaround, and highest quality for broaching services in the western half of the United States. Contact us at email@example.com for more information on how we can save you money, shorten lead times, and improve the quality of your lower receivers. This service is only offered to other firearms manufacturers, minimum run size is 50 pcs.