Profile: Plymouth Spring Co., Inc. specializes in compression springs, torsion and extension springs. We produce custom springs, four slide stampings, custom wire form parts and precision pins. Our precision pins are solid wire alternatives to stamped, screw machined or cold headed pins. We are an ISO 9002 certified company. We serve lighting, electrical, security and automotive industries. Our compression springs are available with or without end grinding, in a variety of materials. Plymouth's CNC controlled machines has accurate custom torsion and double torsion springs. Flat springs, brackets, and wire forms are manufactured on our fourslide equipments.