12" Triangular Scale Engineer, color coded plastic
- Professional Grade Triangular Architect's Ruler features three sides with six different scales.
- High Quality, durable acrylic material makes it the perfect ruler for architects and engineers.
- Color-Coded Grooves make it easy for quick and accurate selection of the desired scale.
- High quality - Hard Plastic
- Color-Coded Grooves - for quick selection
- Three sides with six different scales
- Perfect ruler for architects and engineers
- Three sides: 10", 20", 30", 40", 50", 60"