Attributes

Brand	-
Category	Stationery, Educational Electronics & Office Supplies / Technical Pens
Origin	-
Brand	Uni Mitsubishi
Model Number	PIN-200
Ink Type	Waterproof Pigment Ink
Tip Material	Stainless Steel
Line Widths Included	0.05mm, 0.1mm, 0.2mm, 0.3mm, 0.4mm, 0.5mm, 0.6mm, 0.7mm, 0.8mm, 1.0mm
Barrel Design	Hexagonal Anti-Roll
Cap Type	Snap-on with Air-Tight Seal
Ideal For	Manga, Sketching, Technical Drawing, Calligraphy
Country of Origin	Japan
Package Contents	10 Fineliner Pens in Assorted Sizes

6 reviews

Anonymous

Mar 31, 2026

Rating: 5/5

Essential for bullet journaling

I use these daily for my bullet journal. The variety of line weights allows me to create beautiful headers and detailed trackers. The ink never bleeds through standard notebook paper.

Anonymous

Mar 21, 2026

Rating: 5/5

Smooth and Reliable

I have been using Uni Pin fineliners for years, and this set is great value. The flow is smooth right out of the cap, and they don't skip even on textured paper. Highly recommended for architecture students.

Anonymous

Mar 14, 2026

Rating: 5/5

Perfect for Manga Inking

These pens are absolutely fantastic for comic book inking. The line consistency is incredible, and the waterproof ink means I can add watercolor washes over my drawings without any smudging. The 0.1mm and 0.3mm sizes are my favorites.

Anonymous

Mar 12, 2026

Rating: 5/5

Best fineliners on the market

Superior to other brands I have tried. The tips are durable and haven't frayed even after heavy use. The hexagonal barrel prevents them from rolling off my desk, which is a nice touch.

Anonymous

Mar 12, 2026

Rating: 4/5

Solid choice for professionals

Very consistent line width which is crucial for my technical illustrations. The 0.05mm is incredibly fine but requires a steady hand. Overall, a professional-grade tool at a reasonable price.

Anonymous

Mar 01, 2026

Rating: 4/5

Great quality, wish it had a case

The pens themselves are top-notch. The ink is deep black and dries quickly. My only minor complaint is that the box they come in isn't very sturdy for long-term storage, so I bought a separate pencil case for them.

5 FAQ

Q: Are refills available for these specific pens?

A: No, the Uni PIN-200 fineliners are disposable units and do not support refills. Once the ink is depleted, the entire pen is recycled or replaced.

Q: Can these be used on glossy photo paper?

A: While they work best on porous papers like sketchbooks or Bristol board, they can be used on glossy paper. Please note that drying time may be slightly longer on non-absorbent surfaces.

Q: Do the caps seal tightly enough to prevent drying out if left uncapped for a few minutes?

A: The caps feature an air-tight seal designed to prevent ink from drying out. However, we always recommend capping the pen immediately after use to ensure maximum longevity.

Q: Are these pens truly waterproof for watercolor applications?

A: Yes, the PIN-200 series uses pigment-based ink that is fully waterproof and fade-resistant once dry, making it safe for use with watercolors and markers.

Q: Is the 0.05mm tip durable enough for daily use?

A: The stainless steel tips are engineered for durability. With normal pressure and proper care, even the finest 0.05mm tip should last a long time without bending or fraying.

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