|[Digital Electronics] - [Office Supplies]|
Full 3 get 1 | parallel ruler | drawing roller balance ruler | multi-use drawing design of the translation rule 30cm
9.8 yuan, 包邮 ruler ~! Ruler production process friction with each other, but does not affect the use.
Baby with a few will also have traces of mind please do not shoot Oh ~!
Different batches, the middle of the roller color depth of the gap!
Name: Parallel feet
made in China
Instructions for use:
Second, the brush and arc curve
Third, draw horizontal parallel lines
4, painting vertical parallel lines
Fifth, the use of vertical ruled line drawing of the function, you can easily draw a variety of graphics to develop thinking.