All steel, 152mm (6.5") long handles and 19mm (3/4") jaws. Lightweight.
These Running Pliers are good quality and feature a convex and concave jaw. Insert the pliers about 1/2" onto the score line with the inscribed line on the concave jaw in-line with the score and squeeze gently. You will be able to "run" long, straight lines and gentle curves easily with no effort.