Adjustable Triangles

Adjustable Triangles

Standard series adjustable triangles from C-Thru feature straight cut edges and brass knob. Professional series from Alvin feature rise and slope graduations. Inking edges on all three sides. Hot-stamped graduations. Thumbscrew locks triangle securely at desired angle. Made from .12" thick, optically clear acrylic. All adjust from 0 to 90 degrees.


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