PPC110LA Long Pin Punch Point/Edge Diameter: 5/16 inches Length: 8-3/4 inches Hex Size: 1/2 inch PPC108LA Long Pin Punch (The «A» in the model number suggests a standard length version of the long «LA» series, but it is a pin punch) Point/Edge Diameter: 1/4 inches Length: 5-3/4 inches (for the standard PPC108A model)