This V-slot bench pin has a clamp that will hold on to the edge of a table. That way you don't have to have a special bench pin slot at your work bench.
The pin measures 6-1/2" L x 2-1/2" W x 7/16" D.
It has a slot already cut out for your sawing or filing. This pin is also great for traveling since you can keep it in your tool box and clamp it on to a table with ease.