Fastenal Company is engaged in wholesale distribution of industrial and construction supplies. The Company’s customers are in the manufacturing and non-residential construction markets. The manufacturing market includes both original equipment manufacturers (OEM) and maintenance, repair, and operations (MRO). The non-residential construction market includes general, electrical, plumbing, sheet metal and road contractors. Other users of its products include farmers, truckers, railroads, oil exploration companies, oil production and refinement companies, mining companies, federal, state, and local governmental entities, schools, and certain retail trades. Its fastener product line is sold under the Fastenal product name.