Scratch Gages, 1/64ths graduations, Steel

Features: Extremely useful for scribing lines parallel to a given surface | Securely locked by a knurled clamp screw and split bushing in the head | Marker is a square piece of thin tempered-steel, firmly held against the edge of the beam by a screw | Beam is graduated a full 6" by 64ths of an inch, and fine adjustments may be made by a slight rotating movement of the head