this stuff handles it

The firm tip holds its shape under pressure rather than splitting or flopping sideways

Comes with an exhalation valve which makes it easier to breathe and a formable clip over the nose for best comfort

The ink mixes cleanly between colors while wet

The Nero works the same way as a standard non-abrasive eraser — binding to graphite on contact and rolling it into clumps rather than scattering fine dust — but in black rather than white

uni ball eye 157e fine rollerball pen 0 7 mm Dmote this stuff handles itThe Eye Fine sits between the line's finest and broadest tips at 0. 7 mm, giving an everyday writing stroke that doesn't need much downward pressure to flow smoothly useful for long writing sessions like note taking or exams, where pressing hard for an hour straight gets tiring. Ink reaches the tip through uni ball's Uni Flow regulator, keeping the line consistent without the pen needing to be tilted or pressed at a specific angle. The ink is acid