Round Stainless Steel Compass Circular Drawing Tool For School Ruler Set Professional With Adjustable Size gold

Description

It is a completely redesigned tool for drawing and measuring perfect circles. Made of stainless steel, it has good corrosion resistance and is not easy to rust. Outlines can be enlarged or reduced. Can be used for circular measurements, etc. This is a portable plotter that can be used for industry, student study and field painting. Just turn the ring to open and close the aperture mechanism, then adjust the size.