Pacific Arc Professional Bamboo Core Mechanical Engineer and Metric Scale Ruler 12 Inch and 30 cm, Japan, for Students and Professionals

• PERFECT ENGINEER RULER- Equipped with easy to read scales and openly divided, this ruler makes it easy to measure precisely and accurately. 
• DURABLE TRIANGULAR DESIGN- Made with high quality, heavy plastic with a bamboo core this ruler is perfect for the drafting engineer on the go. Use it for drafting, school work, art, or the most versatile ruler for you.
• ADEPT FOR EVERY SITUATION- This ruler is great for drafting and measurement of engineer designs, such as blue prints, floor plans, scale drawing or orthographic projects. Accurate and versatile, this is the perfect triangle ruler for any architect or engineer.
• THE PERFECT GIFT - Gift this triangle scale to the engineer in your life. Give them a practical, memorable gift that will further their creativity to the next level.

Graduations: 
Architect: Open divided by: 1/16th inch, 3/32 inch, 1/8 inch, 3/16 inch, 1/4 inch, 3/8 inch, 1/2 inch, 3/4 inch, 1 inch, 1-1/2 inch, 3 inch scale
Engineer: Fully divided by: 10, 20, 30, 40, 50, 60 scale to the inch
Mechanical Engineer: Open divided by: 1/8, 1/4, 1/2, and 1 inch to the foot; 1/4, 1/2, 3/8, 3/4 to the size. Also fully divided by 16 and 50 parts to the inch.

Metric 01: 1/100, 200, 300, 400, 500, 600
Metric 02: 1:20,33 1/3, 40, 50, 80, 100 or .05, .03, .025, .02, .0125, .01
Metric 03: 1:100, 200, 250, 300, 400, 500
Metric 04: 1:20, 25, 50, 75, 100, 125
Metric 06: 1:1, 2, 25, 50, 75, 125
Metric 08: 1: 2 1/2, 5, 10, 20, 50, 100
Metric 14: 1:20, 25, 33N, 50, 75, 100

Made in Japan.