These cam edge clamps offer a low profile design, high holding forces and easy to use operations. The low profile and small size allow for faster set up and more parts per load. Turning the cam nut on the top of the clamp forces the serrated jaw forward and downward against the workpiece. Easily installs with a socket head cap screw. The body and jaw are made from 4140 alloy steel, heat treated with a black oxide finish. The cam is made from 4135alloy steel with a black oxide finish.