Electromechanical Bolts ASSA ABLOY electromechanical bolts represent true engineering innovation, design excellence and the superior quality customers have come to expect and demand. Electromechanical bolts are ideal for applications where an electric strike is impractical. Drop BoltsThe Trimec® range of drop bolts represent true engineering innovation, design excellence and the superior quality customers have come to expect and demand from Trimec®. SpecialistTrimec offer a selection of specialist hook bolts and V-lock bolt a high torque motorised bolt that moves from the vertical position to the horizontal state when locked.