2595Wire, Nail, Nut, and Metal Bolts Production Industry

manufacture of wire products, such as barbed wire, wire fences, grills, and wire netting; | manufacture of bolts, screws, nuts, and similar threaded products; | manufacture of rivets, tacks, washers, and similar unthreaded products; | manufacture of springs (other than clock springs), such as leaf springs, helical springs, torsion bar springs, and sheets for springs; | manufacture of chains (except power transmission chains).