Multifunctional Geometric Ruler Student Mathematics Drawing Tools School Office - Blue-Senior High School Goggles enjoying smooth and stability video

enjoying smooth and stability video streaming

The 50 L base stabilizes with water/sand

Input: 1 x USB A-2

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Multifunctional Geometric Ruler Student Mathematics Drawing Tools School Office - Blue-Senior High School Goggles enjoying smooth and stability video1. Whether you are an artist, student, pattern maker or designer, this ruler is a good helper for your work or study; it can help develop your own manual skills and imagination. 2. Various shapes can be drawn, the scale is clear, and the sliding is convenient, the drawing is stable, it is not easy to be skewed, and it is easy to observe. 3. Multi function measuring scale can draw the required graphics, Such as Protractor scale, Y spool, Function