Details + Specs This configuration is not available. Make another selection. Metric Allen Hexagon Specialty Socket Nut **pricing is for 1 single nut** This socket nut has a smooth cylindrical exterior and interior threading. Also known as cylindrical nut with hex socket, round head sleeve nut, socket head nut. Technical Drawing This configuration is not available. Make another selection. 3D Models This configuration is not available. Make another selection. Downloadable Resources This configuration is not available. Make another selection.