Company webpage: br br br New OptiCalc™ optimization program for FDS® technology screws. For prediction and optimization of assembly parameters when installing flow drilling fasteners into different joint configurations. br br br br For more product information, please visit: br br br br OptiCalc™ is a registered trademark of Semblex Corporation. br br FDS® is a registered trademark of EJOT Verbindungstechnik GmbH & Co. KG.