MSC Industrial Direct Co., Inc., together with its subsidiaries, operates as a direct marketer and distributor of various metalworking and maintenance, repair, and operations (MRO) products primarily in the United States. It offers approximately 600,000 stock-keeping units representing a range of MRO products, such as cutting tools, measuring instruments, tooling components, metalworking products, fasteners, flat stock, raw materials, abrasives, machinery hand and power tools, safety and janitorial supplies, plumbing supplies, materials handling products, power transmission components, and electrical supplies. The company sells its products through its master catalogs, specialty and promotional catalogs, brochures, and the Internet to small, medium, and large companies in various sectors, including durable and non-durable goods manufacturing, education, government, and health care. MSC Industrial Direct Co., Inc. was founded in 1941 and is headquartered in Melville, New York with an additional office in Southfield, Michigan.