6" x 3" Precision X-Y Marker
Locate and mark the intersecting point of two perpendicular lines ... all in one quick easy step.
This 6 inch by 3 inch rule with micro-fine marking holes at every 1/16" gives you 4,608 different exact positions instantly located with your sharp pencil or scribe with zero uncertainty and no eye strain! It also features reference lines every 1/4 inch and double reference lines at each full inch.
Made in the USA.