Dragon Metal Running Plier. 6-1/2″ (165mm) long. Another quality Dragon tool crafted for superior results and ease of use. The Running Pliers are only 6-1/2″ long with non-slip handles and plastic-coated 3/4″ (19mm) jaw-ends that do not scratch glass. Brass screw adjustment ensures proper jaw settings for running a score, but does not crush the glass.