Royal Enfield Motors Ltd. Classic 350 motorcycles stand on the production line at the company's manufacturing facility in Chennai, India, on Tuesday, July 14, 2015. In a sweltering factory in southern India, Royal Enfield motorcycles are being painted and lacquered by giant robotic arms that move at twice the maximum speed of a human limb, day in, day out, never making a mistake. Photographer: Dhiraj Singh/Bloomberg via Getty Images