drawing compasses math geometry tool agricultural mapping school set up with lead kern student exams painting paper supply

1set leuke kawaii geometric brass compass mathematics set set up school supplies paper for characteristics: 100% new and small size and light weight, easy to carry. adjustable and with high accuracy. perfect professional drawing or setting up stationery tool. put the pen in the compass, hold the center of the compass and rotate the pen. color: random color measure: 12x11x10cm material: metal + plastic package included: 1set * drawing compass note: u 1-2cm error due