Incra scores again with its precision steel rule. Select the proper slot or hole, insert a 0.5mm mechanical pencil, and mark the measurement with dead-on accuracy. These Marking Rules are precisely what's needed for accuracy by offering marking holes at every ¼mm! This is unmatched in the industry of marking rules.
Also available is a combination metric/imperial rule 250mm long, with marking holes every 1mm as well as every 1/20th inch.