The Arms Corporation of the Philippines (Armscor) is familiar to many firearms enthusiasts for its inexpensive 1911-pattern pistols, revolvers, shotguns, sporting rifles, firearms parts and ammunition. It traces its beginnings to a Manila gun retail store (Squires Bingham & Co.) in the year 1911, though the present corporation was formalized in 1952. Armscor manufactures its own line of firearms but also takes on manufacturing contracts for other companies' firearm lines, such as Twin Pines' Rock Island Armory (RIA) pistols. In addition to the Rock Island Armory 1911 series pistols, Armscor is also the source of pistols for STI's Spartan pistol and Charles Daly as well as Auto Ordance 1911 style pistols. Armscor is an ISO 9001 certified compliant company which manufactures weapons using CN