Federal Screw Works was formed in 1917 as a domestic manufacturer of industrial component parts. For over one hundred years, ... the company has served the automobile industry with products such as lock nuts, bolts, piston pins, studs, bushings, shafts and other machined, cold formed, hardened and/or ground metal parts. The Company’s products are manufactured at several Michigan locations and are fabricated from metal rod and bar. Production is in high-volume job lots to the specification of original equipment manufacturers and sold to them for incorporation into their assemblies. The majority of these sales are to manufacturers of automobiles and trucks, with the balance being mainly to manufacturers of nonautomotive durable goods. read more