The Alvin 240BP Series Black Plastic Architect Triangular Scale, with its high-impact plastic material, is durable and professional-quality. It has faces with black, non-reflecting, matte finish. Its edges are tapered for accurate drawing.
This black plastic architect triangular scale comes with machine-engraved white graduations in 3/32, 3/16, 1/8, 1/4, 1/2, 1, 3/8, 3/4, 1½, 3 inches to the foot and its one edge to 16ths. It features color-coded furrows for easy and quick recognition of scales.
The Alvin 240BP Series Black Plastic Architect Triangular Scale is 12 inches in length and is packed in a hard plastic case.