559-1. For Pantograph Machines. Holds rectangular stamps or type any size from 1/32″ to 1″ and in any length up to 4″. Opposite side of the vise-block has a “V” for holding rounds up to 1-1/2″ diameter. Clamp dog on this side may be used for holding larger sized rectangular stamps. Adjustable stop locates stamp for height. Construction of clamp dog permits swinging away from slot for cleaning with brush. Wing nut at side holds stamp or type blank squarely against slot when tight- ening clamp dog. Made of one solid piece of steel, hardened. Slots have two accurately ground faces . . . bottom relieved and ground. Sides milled to receive straps for clamping to machine table. Held to .001″ limits for accurate work. 5-1/4″ long x 4″ high x 2-3/4″ wide. Weight 16 lbs., boxed 21 lbs.