Fastenal Company is engaged in selling industrial and construction supplies in a wholesale and retail fashion. The industrial and construction supplies are grouped into eleven product lines. The Company distributes the supplies through a network of approximately 2,600 company owned stores. Most of its customers are in the manufacturing and non-residential construction markets. The manufacturing market includes both original equipment manufacturers (OEM) and maintenance and repair operations (MRO). The non-residential construction market includes general, electrical, plumbing, sheet metal, and road contractors. Other users of its product include farmers, truckers, railroads, mining companies, federal, state, and local governmental entities, schools, and certain retail trades. Geographically, its stores and customers are primarily located in North America. As of December 31, 2011, the Company had 2,585 store locations.