Hexagonal Ruler is a multi-functional and metallic ruler that is designed sketch handily in seconds. If you were an ambitious designer or sketching guy, this ruler is definitely made for you.
 
Hexagonal Ruler 2.0 come with 3 designs and each is only 72x62mm:
 
 - Point Ruler - 
Protractor/ Circle 5mm - 120mm in diameter/ Spirograph pattern/ Straightedge