8mm rubber end caps make a great tip protector for the Rotring 600. : r/mechanicalpencils
Rotring 600 Drafting Pencil - 0.5 mm - Black | JetPens
Rotring 600 Druckbleistift 0,5 mm in Schleswig-Holstein - Ellerau | eBay Kleinanzeigen ist jetzt Kleinanzeigen
rOtring 600 Ballpoint Pens | Medium Tip | Black Ink | Blue Barrel | Refillable & 600 Mechanical Pencil | 0.7mm | Blue | Ergonomic Full Metal Housing : Amazon.de: Stationery & Office Supplies
rotring pencil cap" 3D Models to Print - yeggi
Rotring 600 Cap Question / Pics : r/mechanicalpencils
Rotring 600 mechanical pencil cap by CoolYota - MakerWorld