Alvin® 12″ Computing Trig-Scale Adjustable Triangle

$35.50

Rise and slope graduations. Inking edges on all three sides. Hot-stamped graduations. Thumbscrew locks triangle securely at desired angle. 0.12″ thick, light blue, optically clear acrylic. Detailed instructions included.

4 in stock

SKU: 088354102205 Categories: , Tag: