Headquartered in Danielson, Conn., Spirol International Corporation s companies can be found in Canada, China, England, Mexico, Mexico and the United States, including a manufacturing facility in Stow, Ohio. The company also operates other manufacturing facilities and several distribution centers. Spirol is among the leading manufacturers of engineered fasteners, shims, pin and insert installation machines. Its technology center is located in Connecticut. Spirol provides engineering resources to customers developing designs. It serves more than 15,000 customers. Spirol products are used in a wide variety of applications, such as automotive, heavy equipment, farm machinery, machine tools, photographic equipment, appliances, aviation, aerospace, hardware, lawn and garden, electrical, computer and oil drilling equipment. Spirol International Corporation s history dates back to 1945 as U.S. Gasket and Shim Corporation.