Alvin 12" High Impact Plastic Engineer Triangular Scale

Alvin 12" High Impact Plastic Engineer Triangular Scale, professional-quality scales made from high-impact plastic with white, non-reflecting, matte faces and tapered edges. Machine-engraved graduations and color-coded furrows. Supplied in hard plastic case. All engineer scales have the following graduations unless otherwise noted: 10, 20, 30, 40, 50, 60 parts to the inch.

High-impact plastic