Description:【Teaching Compass】: Circles compasses for geometry drawing and math lessons, suitable for home, office, classroom, teaching aids, drawing and drafting

【Demonstration】: The math teaching compasses can hold markers and chalk easily suitable for whiteboards or chalkboards to draw which ensure everyone can see

【Precision Drawing】: The teaching compass with adjustable screw attachment, through which larger diameter drawing tools can be secured

【Durable】: The drawing compass is made of high quality wood material, smooth, sturdy and wear resistant, durable

【Application】: Demonstration compass suitable for blackboards and whiteboards, it is an essential tool for architects, engineers, artists, designers, teachers, etc

Specification:Material: WoodenSize Chart:Length: 45cm/17

72inchPackage Includes:1 Teaching CompassNote:Please allow slightly errors due to manual measurement and different monitors