MSC Industrial Direct Co., Inc. is one of the premier distributors of Metalworking and Maintenance, Repair and Operations (MRO) supplies to industrial customers throughout the United States. MSC distributes approximately 590,000 industrial products from approximately 3,000 suppliers to approximately 350,000 customers. MSC reaches its customers through a combination of approximately 27 million direct-mail catalogs and CD-ROMs, 96 branch sales offices, 927 sales people, the Internet and associations with some of the world's most prominent B2B e-commerce portals.