41 Providing training in the use, installation, and operation of direct tension indicating metal washers, self-indicating direct tension indicating metal washers, metal washers, metal hardware, and metal flanges; educational services, namely, arranging and conducting classes, seminars, trainings, workshops, instructional clinics and non-downloadable webinars on structural steel bolting and the installation and operation of direct tension indicating metal washers, self-indicating direct tension indicating metal washers, metal washers, metal hardware, and metal flanges; conducting educational exhibitions in the nature of educational demonstrations related to structural steel bolting and the installation and operation of direct tension indicating metal washers, self-indicating direct tension indicating metal washers, metal washers, metal hardware, and metal flanges