Ace Bolt and Screw CompanyC.C. Bolt & Screw Co. New Mexico Bolt & Screw Co. Industrial distributors of threaded fasteners, since 1927. Home Products Locations Contacts 800.ACE.BOLT (800.223.2658) & 800.292.5890 info@acebolt.com Home -- Products -- Standard Inch Sizes Standard Inch Sizes ...