Multi-functional round gauge pen

Other people want this. 16 people have this in their cart right now. Product details： Color: White / Blue / Pink Material: Zinc alloy + Plastic Product length: 15.4 cm Package contents：1 * Precision compass、1 * Pencil lead (lead size: 0.7mm)、6 * Eraser、1 * ruler、1 * small screwdriver. Features: Unique design prevents you from slipping while drawing. Great tool for making outlines and circles, also for marking edges. Create precise geometry. Adjustable size-up to 13 inches and a minimum of 1/8 inch. You can draw all kinds of circles. The structure is strong and durable. Free gift: Small Screwdriver, can be easily reinforced when needed. Suitable for students, teachers, engineers, designers, artists, etc.