National Cap & Set Screw Co.

National Cap & Set Screw Company, founded in 1941, is an established fastener sales and service organization, specializing in the manufacture and supply of nuts, bolts, screws, washers, and associated products. We are Manufacturers of standard and special socket screws, studs, and various specialty items within our machine capacity range.We are Distributors of all types and sizes of fastener products produced throughout the country, specifically geared to the specialized needs of industry.