2 face 12x18x3 Master Granite Tri Square

Designed for precision alignment of CNC mills, this granite tri square provides a reliable reference for checking perpendicularity between axes, spindle alignment, and table geometry. Its versatile triangular design allows it to be positioned in multiple orientations, making it ideal for tight setups and hard-to-reach areas.

Despite its robust accuracy, the lightweight construction ensures easy handling on the shop floor, allowing technicians to quickly set up, verify, and adjust machine alignment with confidence and efficiency. Supplied with a complimentary protective carrying case.

Available in multiple sizes including:

9″ × 18″ × 3″

18″ × 24″ × 3″

24″ × 36″ × 3″

Tolerance: 0.00005'' over 12''

Need a different size? Contact us for custom configurations tailored to your application