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Vintage Theo Alteneder & Sons Metal Drafting Triangle 30-60-90 Precision Flat Back Tool.
See pictures showing measurements and condition.
Please review pictures, as they are part of the description, and email me with any questions.
RETURN POLICY: MUST BE RETURNED IN ORIGINAL CONDITION. BUYER PAYS RETURN SHIPPING. ORIGINAL SHIPPING WILL NOT BE REFUNDED.
For sale is this vintage American-made precision drafting triangle manufactured by the renowned Theo. Alteneder & Sons of Philadelphia. This heavy-duty metal tool features a classic 30-60-90 degree layout and a central guiding knob handle for smooth adjustments across drawing boards.
