VEVOR Hand Plate Shear 5", Manual Metal Cutter Cutting Thickness1/4 Inch Max, Metal Steel Frame Snip Machine Benchtop 7/16 Inch Rod, for Shear Carbon Steel Plates and Bars
The bolt plate has a spring seat, which you can insert into the machine. The spring seat and the screw plate are connected by a screw. Just connect that screw to the spring seat.