Teaching Instrument Yellow Plastic Drawing Compasses

Product Name : Drawing Compasses ;Main Color : yellowMaterial : Hard Plastic;Maximum Radius : 70cm/ 27.6"Compasses Size(Unfolded) : 80 x 4 x 2cm/31" x 1.6" x 0.8"(L*W*T);Copasses Size(Folded) : 44 x 4 x 2cm / 17.3' x 1.6" x 0.8"(L*W*H)Rubber Dia : 3.5cm /1.4";Weight : 130gHard plastic pencil compasses with mechanical pencil lead, used for drawing or circular arc.Black rubber suction cup can steady at blackboard.Geometry tools, especial suitable for teacher teaching use.Package Content : 1 x Drawing PassesNote:Light and different displays may cause the color of the item in the a little different from the real thing. The measurement allowed error is +/- 1-3cm.