The ATS2-1032, only the plating differs from the ATS9T-1032. rivet nuts AVK AT threaded Insert is unique in that it can be installed into most any material above .030/,76 mm in thickness. As the A-T Series is installed, the threaded portion is completely swaged 360° into the sleeve portion and the hole. This permits the "A-T" Series to be used with Grade 8/Metric 12.9 mating screws.