Applied Bolting Technology Products, LLC

Applied Bolting Technology Products is the only U.S. manufacturer of heat treated Direct Tension Indicators (DTIs) in accordance with ASTM, AISC, RCSC, and the United States Fastener Quality Act of 1999. Our DTIs are manufactured and tested to satisfy the compression requirements of all applicable specifications (ASTM, ASME, BS, EN, etc.) and are an acceptable bolt tensioning method by all modern structural standards.