Rotring Isograph Technical Pen, 0.25 mm ✓ Free 60 Day Returns ✓ Free Express Shipping Description: Easy clean refillable system using bottled ink. Ideal for black and coloured drawing inks. Precise line widths to ISO 128 (drawing) and ISO 3098/1 (lettering). Features: Rotring Isograph high precision technical pen for drawing and lettering on tracing paper, vellum drawing paper and lineboardThe isograph has a refillable ink reservoirIts innovative push-on sleeve makes for easy access to the ink helix for fast cleainingInk sold separatelyMade in Germany Product Details: Brand: RotringWriting Instrument Form: Technical PenColor: BlackInk Color: BlackAge Range (Description): AdultManufacturer: ‎Newell RubbermaidBrand: ‎RotringItem Weight: ‎0.353 ouncesProduct Dimensions: ‎5.91 x 3.94 x 1.18 inchesItem model number: ‎1903398Is Discontinued By Manufacturer: ‎NoColor: ‎BlackClosure: ‎SnapMaterial Type: ‎Karton EdelstahlNumber of Items: ‎1Size: ‎1 Count (Pack of 1)Point Type: ‎Extra FineInk Color: ‎BlackTip Type: ‎ballpointManufacturer Part Number: ‎1903398Date First Available: June 5, 2014