Ruler and Compass: Practical Geometric Constructions
- ...ch slides in a Groove, locking into place with finger buttons at either end, suitable for multiple drafting usages, lightweight for easily carriage, high strong and durable plastic structure to be extremely sturdy..
- Equipped with a clear sliding ruler marked in inches, 180-degree protractor, equidistant lines for hatching, long guide, quick release paper grips, 45 set square and 2 anti-slip support legs, you can attached to the back that elevates the back of the the board. It's features makes it a very easy and comfortable drafting and drawing working position..
- It's Fashion, Creative, is a very useful accessory to practice your drawing skills, also as a Gift, It makes the drawing process more accurate and stable. give you comfortable and less effort drawing experience. There are paper clips on both sides of the board and with scale clamp on the bottom,to make you draw up your plans very nicely..
- The L-system straightedge design allows drawing along the top edge of the straight edge right down to the bottom of the sheet, with full accuracy and stability. The T-square straightedge slides up and down on a plastic ru....