Wilson-Garner stocks nuts for torque-tension and bearing surface testing of locknuts, coatings, and adhesive patches. All products are certified and completely traceable by lot. Certifications include material, property class, and surface treatment. We provide test nuts for a number of tests, including specifications from Ford, General Motors, John Deere, Chrysler, and ISO 16047. Click a button below for more information about a particular company spec.