Water Well Drilling Equipment & Supplies (Wholesale) is a subdivision of the Construction and Mining (except Petroleum) Machinery and Equipment (Wholesale) industry. This industry involves the wholesale distribution of equipment and supplies used in the drilling of water wells. Companies in this industry supply a range of products to drilling contractors, including drilling rigs, pumps, pipes, valves, and other related equipment. The industry is essential for the construction of water wells, which are used for a variety of purposes, including irrigation, drinking water, and industrial processes.