Description
All scales are made of plastic
PF92121 Engineering Scale
Made with high quality heavy plastic, this ruler is perfect for school work, art, or more! Accurate / versatile, a great triangle ruler for any architect or engineer.
- Fully divided: 10, 20, 30, 40, 50 & 60 parts to the inch
PFT-5121: Color coded Engineering Scale
color-coded scales and openly divided, this ruler makes it easy to measure precisely and accurately. A great alternative to an aluminum ruler, a great fit for all architects, engineers, drafters, artists, and students.
- Fully divided: 10, 20, 30, 40, 50 & 60 parts to the inch