Deli Roller Ball Pen Black Ink (0.5mm) - 12 Pcs - S657

With 1100 meters of endurance, the Deli S656 Roller Ball Pen uses quick-dry liquid ink. A 0.5mm stainless steel needle tip maintains consistent flow without smearing on paper. Clear barrel walls show the remaining supply to prevent sudden depletion during exams or meetings.

Key Features

1. 1100-Meter Endurance: High-capacity liquid ink reservoir for extended usage. Writes through multiple 100-page notebooks before emptying.
2. Quick-Dry Formula: Liquid ink that bonds to standard paper instantly. Eliminates palm-smudging for left-handed writers or fast note-takers.
3. 0.5mm Needle Tip: Stainless steel precision point for sharp line density. Resists bending or leaking during high-pressure writing sessions.
4. Transparent Ink Window: Integrated barrel indicator for real-time supply monitoring. Shows exactly when a replacement from the 12-piece pack is necessary.
5. Metal Pocket Clip: High-tension steel clip attached to a snap-fit cap. Secures the pen to pockets despite road dust or movement.

Frequently Asked Questions

Is Deli roller ball pen smudge proof?

Quick-dry technology stops ink from smearing across the page. The liquid formula sets immediately after contact with paper fibers.

How long does a Deli 0.5mm pen last?

Each pen covers 1100 meters of continuous writing distance. This capacity supports several months of daily academic or office work.