FEATURES ?With Standard, Narrow Blades ?The millimeter reading blade is graduated in millimeters and 1/2 millimeters ?Graduated blade, 32nds of an inch on one side, and 64ths on other. It is 5/32"wide over a length of 1-5/8" and cut away at one end to a width of 3/32" ?The blade can be held in position by tightening the clamping screw ?Head and blades are hardened and ground ? SPECIFICATIONS ?Made in America:?Yes ?Type:?Diemakers?? Square with angular and sliding blade adjustment ?Blade Length (mm):?50mm ?Graduations:?mm - 1/2mm ?Material:?Steel ?Includes:?With Standard, Narrow Blades