Nuts, bolts, and washers are used together to reinforce joints, distribute loads, and prevent damage. Bolts and nuts are designed to match each other in critical applications, nuts are inserted through the threads of bolts to tighten an assembly. While the washer is an enhancing device inserted between a bolt and a nut to help in distributing the load over the surface and materials. Conduit Enterprises are Traders and Stockiest of D.I. C.I. Pipes Fittings accessories like Nut, Bolts, Washers etc.