20 mm — architectural drafting

The Inkjoy ink is as smooth to write and draw with as other gel inks but it dries in a second

so you're not dealing with clogs or uneven spray — just clean

Equipped with the 25mm Flowtex Round Tip and it’s soft squeezable plastic body makes the Buff Proof Ink flow perfectly on to your surface

A juicy 6mm exchange applicator delivered in pack of two for:

sharpie permanent marker fine point Sharpie Colors:Blue 20 mm — architectural draftingProbably the most classic marker of them all! For lots of people the name Sharpie is synonymous with the word "marker". The Sharpie Fine Point is a nontoxic permanent marker used for autographs, marking and drawings. Since it's nontoxic it's also very popular amongst both tattooers and surgeons.