Profile: Spring Products International manufactures a full line of spring products. We provide custom springs, wire forms stampings, assemblies, rings and washers. Our capabilities include prototypes, short runs, production runs, grinding, hardening, tempering, degreasing, plating, coating and shot peening. We have in-house capability from .0762mm to 31.75mm wire and bar coiling. We can punch, drill or bore up to 2" thick plate.