Incra 300mm (12in) Metric Precision Marking Rule Size:300mm Many applications

Many applications

Stable magnesium alloy jaws with a protective surface coating

The blade tensioning mechanism also doubles as a quick release

and accuracy you can rely on

It makes your stone round and flat again

Incra 300mm (12in) Metric Precision Marking Rule Size:300mm Many applicationsINCRA's Precision Marking Rules offers unparalleled accuracy. Incra scores again with its Precision Marking Rule. Select the proper slot or hole, insert a 0. 5mm mechanical pencil, and mark the measurement with dead on accuracy. The Metric Marking Rules are precisely what's needed for accuracy by offering marking holes at every mm. This is unmatched in the industry of marking rules!