These fine precision double steel squares are designed for tool and diemakers. Blades are adjustable for use in places not possible with stationary blade squares. A knurled clamping nut accurately locks the blades in any position.
The millimeter reading blade is graduated in millimeters and 1/2 millimeters.
The bevel blade for checking angles is beveled 45° on one end and 30° on the other end.
The narrow graduated blade is 4mm wide over a length of approximately 41mm and cut away at one end to a width of 2.4mm. Millimeter blades are millimeter on one side and 1/2 millimeter on the other.