BDHI 12 Inch Multipurpose Measuring Ruler - Drawing Parallel Ruler for Artists, Architects, Engineers (Y112-1)

• Made of high-impact plastic, light weight, easy to carry, practical and durable.
• There is a round hole for every centimeter on the scale, which is easy to mark or draw a circle. There are various formulas on the roller, which is convenient for quick calculation in use.
• An excellent universal tool for making parallel lines, hatching, circles etc.
• The rolling drawing ruler is an ideal choice for students, teachers, artists, designers and architects to draw and measure various geometric figures.
• Note: This rolling ruler is only suitable for use on surfaces with relatively large friction such as drawing paper and canvas, and not suitable for use on surfaces that are too smooth.

Descriptions: Material: Plastic Main Color: Clear Measurement Range : 30 cm / 12 inch Package Include: 1 x Parallel Multi-purpose Drawing Rolling Ruler Features: 1. High hardness plastic transparent ruler, easy to observe and draw. Strong toughness, not easy to break, more durable. 2. Made of high strength transparent plastic, practical and durable, and allows you to draw without ignoring some important graphics or text. 3. The multipurpose rolling ruler is suitable for designers, students and teachers, technical drawings, architects, engineers, and artists.