ALVIN® TechLiner Technical Drawing Markers
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Contain extremely fine polyacetal plastic nibs set in 0.5mm stainless steel sleeve for smudge-free inking.
Ideal for precision drafting, free-hand drawing or any design work. Water-based pigment ink is nonbleeding, waterproof and fadeproof. The acid-free, archival quality ink is also quick drying and lightfast.
These disposable technical pens are offered in five line widths.