Square PETROGRAD, ground. Double-sided, 85 * 50mm in size. The square is one of the most used measuring tools in joinery. Ruler width 15 mm. Metric markings in 1 mm increments on the outside and inside, on both sides. The error of the square is 0.05mm per 100mm. It is used not only for checking 90 degree angles, but also for setting up tools, saws and other tools. Also handy for marking with a pencil or a knife. Material - brass. Engraved etched markings for easy reading.
Made in Russia
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