roundabout
Use roundabout writing circle and can be divided into the line out as follows, using the half-angle, and equally divided into use drawing. You can change the handle on the pencil, it is the small blades, it can be used to cut paper ฟอยส์This type of tool was made from 2 pieces of the thin piece of metal to a pivot point in the shape of one of his legs was the V pointed pencil, on the other side, to the stem nut is a small spiral attachedUse the tools that should be used in conjunction with tape measure scenes or adjust the size of the roundabout, and then put the radius pointed to the Hub and not to adjust the width of roundabout
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