... . such as all spec. threaded rods (threaded studs), anchor bolts, U-bolts; Carriage bolts, hex bolts & hex nuts, heavy nuts, nylon ... nuts, flat washers, spring washers etc. Other products include stainless steel round bars, angle iron, channel bars, wire rods, stamping parts ... construction, machine, chemical produce, traffic product, and environment engineering. stainless steel stud rod with nuts