KFGISD, High Precision Stainless Steel Durable Architectural Drawings Tools Office Architect Equipments Set,Rulers(180mm)

Use the vertical scale on the far right of the ruler and the corresponding flat hole to draw the horizontal marking line with an accuracy of millimeters. Rulers are suitable for engineers, architects, carpenters, students, draftsmen, etc. Humanized design, easy to use, does not hurt hands. Save time and increase productivity. Use the upper and lower edges of the ruler and the upper scale to complete the horizontal line. Insert the pen tip into the small circle corresponding to the scale and move the line ruler back and forth with both hands to complete the vertical line. Ergonomic design, easy to use and gentle on the hands. Saves time and improves work efficiency. Made from high-quality materials, sturdy and durable. Ergonomic design, easy to use and gentle on the hands. Saves time and boosts productivity. Widely used. Clear markings, durable, high precision and flexible., Manufacturer: KFGISD