Drawing is a process of cold forming a flat precut metal blank into a hollow vessel without excessive wrinkling, thinning, or fracturing. The various forms produced may be cylindrical or box shaped, with straight or tapered sides or a combination of straight, tapered, and curved sides. The parts may vary from 1/4" (6mm) diam parts or smaller to aircraft or automotive parts large enough to require mechanical handling equipment. KEYWORDS for this process: Rivets, single hit press