Chartpak® AD® Marker Replacement Nibs, 5 pcs
Easily replace the nibs in the Chartpak AD Markers by pulling the nib out with a set of tweezers. Firmly insert the new nib in its place and allow the ink to saturate the nib before using. Each pack comes with five nibs. These nibs are compatible with original Chartpak AD Markers and are not compatible with Spectra AD Markers.