MUST-HAVE TRIANGULAR SCALE - This silver-colored Engineering Triangular Scale is fully divided: 10, 20, 30, 40, 50 & 60 parts to the inch. DURABLE AND ACCURATE DESIGN - Made in Poland with high quality aluminum. This ruler is perfect for the drafting engineer on the go. Use it for drafting, school work, art, or any scenario where a sturdy and portable triangular scale is needed. ADEPT FOR ENGINEERING WORK - This ruler is great for drafting and measurement of engineering designs, such as blue prints, floor plans, scale drawing or orthographic projects. Equipped with easy to read scales and fully divided sections, this ruler makes it easy to measure precisely and accurately. THE PERFECT GIFT - Gift this engineer scale ruler to the engineer in your life. Give them a practical, memorable gift that will further their creativity to the next level. Pacific Arc's Professional Aluminum Engineering Triangular Scale is a must-have for any creative professional. This triangular scale is Fully divided: 10, 20, 30, 40, 50 & 60 parts to the inch. Made in Poland, this silver-colored triangular scale is a high-quality tool that is perfect for any design or drafting need. About Pacific Arc: What makes you happy? What drives you? This is how our story begins. With you. Since 1979, Pacific Arc has been creating art and drafting products with the user in mind. As you have constantly innovated and ideated, Pacific Arc continues to be driven by the passion to bring you the best products and supply you with the tools to bring your ideas to life. It’s our mission to foster imagination and provide you with the best tools for the job. With an excellent product line and numerous happy customers, we continue to make this dream a reality, creating products that are not only high quality, but affordably priced.