SUPER ACCURATE MEASUREMENT
Drawing a line with a conventional ruler is inaccurate when you are looking from the side. Well, Pro Ruler has micro-fine marking holes that lets you mark your measurement accurately.
FAST & CONVENIENT
Marking precise points is just that simple with Pro Ruler. Its unique design makes it very easy and convenient for you.
LOCATE YOUR PENCIL POINT EXACTLY ON TARGET
Select the proper slits or tiny holes, insert a mechanical pencil and mark the measurement instantly with dead-on accuracy.
ELIMINATE MINOR PARALLAX ERROR
It has small holes on it, so you don't have to mark your points at the side of the ruler, which causes inaccurate marking.
PRECISE SCALE AS FINE AS 0.25MM
Pro Ruler has super precise scale on it. It can be as fine as 0.25mm, making the operation more accurate.
MARK ON EDGES & CORNERS EASILY
The Right Angle Ruler's two-scale surfaces let you mark and measure on the top, edge, and corners simultaneously!