Sensa Student Compass

• Mechanical pencil compass with 0.5mm pencil lead, used for drawing circle or circular arc, for storage and easy carry.
• So comes with one box of pencil lead refills.
• Geometry tools, especial suitable for school teaching use.
• Size: 11.3 x 2.3 x 1 cm.
• Maximum circle radius: 17 cm.
• Material: Metal, plastic.