Rotring Cleaning Fluid For Isograph & Rapidograph 100ml

The rOtring cleaning fluid is made to clear out dried up ink and clogged nibs on Rapidograph and Isograph technical pens.  Cleaning fluid can also be used on other metal nib pens to help keep them in good working condition.  Use cleaning fluid with a brush to take ink off of stencils and rulers too.  – Brand: rOtring – Volume: 100ml – Use with rapidograph or isograph