Alvin, 300 Series, Engineer Triangular Scale - 6 Inches

Alvin, 300 Series, Engineer Triangular Scale - 6 Inches

• ALUMINUM SCALE - High-quality, black anodized aluminum scales have a large profile, hollow core, and tapered edges.
• PROFESSIONALLY PRECISE - Printed white graduations and color inlaid furrows. Quality checked for supreme accuracy with exact measurements.
• HOLLOW TRIANGULAR SCALE - All artchitect scales have the following graduations unless otherwise noted: 3/32, 3/16, 1/8, 1/4, 1/2, 1, 3/8, 3/4, 1 1/2, 3 inches to the foot; one edge in 16ths.
• 3-SIDED TRIANGLE SCALE RULER - Concave base reduces smearing when drawing.
• A PROFESSIONAL'S CHOICE - Alvin has been the professional's choice for drafting tools and drawing supplies for over half a century. Since 1950, we have brought quality and value to our customers. Our tools help bridge the gap between ideas and innovations. We are known for our wide selection of high quality tools at a fair price.

High-quality, solid aluminum scales. Printed calibrations on a durable, ultra-smooth surface that resists stains and abrasions. Color-coded furrows. 6 inches scale with standard engineer graduations of 10, 20, 30, 40, 50, and 60 parts per inch.