TORQUE! level 7 (grade 8 bolt 6″ x 1/4″ 196.65 kg)
Submission for David Horne World of Grip TORQUE! Challenge reverse
https://www.davidhorne-gripmaster.com/torquerev.html
Soyer BMK-16i Inverter stud welding system and the PH-3 SRM stud welding gun used to weld nuts on a through hole application. The system automatically welds the nuts to the base material using an orbital weld arc.