The item is a set of art ruling pens. These fluid line pens are nice tools for drawing diagrams or drawing lines. Use the fluid line pens to draw precise lines with and even thickness. Suitable for painters, , artists. Features -Color:Black -Material:Plastic, stainless steel -Size:14.70X1.00X1.00cm/5.78X0.39X0.39in -Size:13.50X1.00X1.00cm/5.31X0.39X0.39in -Size:13.00X1.00X1.00cm/5.11X0.39X0.39in -Size:12.50X1.00X1.00cm/4.91X0.39X0.39in - Precision art ruling pens for masking fluid lines ink drawing tools. The versatile tool can be used for various art techniques. - This ruling pen set is designed for lines drawing, technical drawing, and calligraphy. - This pen is ideal for professional use and outdoor sketching, making it a versatile tool for artists who need to create their artwork in a variety of settings. - An gift worth giving to your friends, boss, colleagues, and so on. - Comfortable grip for better painting and drawing, suitable for students and artists. Package list: 12 x Ruling Pens