Bolt Depot, Inc., 100 Research Rd, Unit E, Hingham, MA 02043, US

Established in 1945, Spirol International Corporation is one of the leading manufacturers of engineered fasteners, shims, pins and insert installation machines and parts feeding equipment. The company offers a wide range of products, such as compression limiters, stampings, washers, disc springs and precision machined nuts. Additionally, the company provides tubular products, including spacers, dowel bushings, tension sleeves, spring dowels, connectors and rivets. It also offers various other products that include insert driving equipment and systems and vibratory parts feeding equipment and systems. The company serves various industries, including aerospace, agriculture equipment, cosmetics, automotive, electronics and electrical components, hardware, locomotives and power transmission. In addition, it serves telecommunications, pharmaceuticals, and furniture, lamps and lighting fixtures markets. Spirol International Corporation is headquartered in Danielson, Conn.