Pentel Permanent Marker - Black - Pack of 12 - NF450-A

The Pentel Permanent Marker features an extra fine 1.2mm bullet tip that delivers a precise 0.6mm ...

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UK Office DirectPentel Permanent Marker Extra Fine Black (Pack Of 12)
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Office StationeryPentel Permanent Marker Extra Fine Black Pack of 12 NF450-A PE04284
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OnBuy.comPentel Extra Fine Permanent Marker Black - Pack Of 12 Nf450-A
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Product Information

Full details

The Pentel NF450-A Permanent Marker is an ideal choice for professionals, students, and hobbyists who require precise, detailed markings on a variety of surfaces. Its primary benefit is the extra fine 1.2mm bullet tip that produces a consistent 0.6mm line, though users should note that the permanent ink may not be removable from porous materials if accidentally applied.

All features

Model Part NumberNF450-A
BrandPentel

Extended Product Information

FAQs

Can these markers be used on whiteboards?

No, these are permanent markers. Using them on whiteboards will result in marks that cannot be easily erased.

Is the ink waterproof?

Yes, as a permanent marker, the ink is designed to be water-resistant on most surfaces once it has fully dried.

What is the exact line width of the tip?

The tip is 1.2mm in diameter, producing a precise 0.6mm writing line width.

Are these markers refillable?

No, the Pentel NF450-A is a disposable, non-refillable marker.

Do these markers contain harsh chemicals like Xylene?

No, the markers are specifically formulated without Toluene or Xylene.

Troubleshooting

The ink appears faint or dry.

Ensure the cap is tightly closed and store the marker tip-down for 2-4 hours to allow gravity to pull ink to the nib.

The tip is clogged or dirty.

Gently wipe the fibre tip with a lint-free cloth dampened with a tiny amount of alcohol to clear any surface debris.

Pros and Cons

Pros

  • High-precision 0.6mm line width
  • Durable tip lasts for 700 metres of writing
  • Toluene and Xylene-free ink
  • Convenient 24-hour cap-off protection
  • Pack of 12 ensures long-term supply

Cons

  • Not suitable for writing on fabrics or delicate materials
  • Permanent ink cannot be easily erased
  • Limited to black ink only

Setup, Compatibility & Care

No assembly is required for the Pentel NF450-A. To maintain the life of the marker, ensure the cap is snapped firmly onto the barrel until you hear a 'click' after every use. This prevents the solvent-based ink from evaporating. When storing the markers, keep them in a cool, dry place away from direct sunlight. Storing them horizontally is recommended to keep the ink distributed evenly toward the tip. If the marker is left uncapped for more than 24 hours, the ink flow may become faint; in this case, cap the marker and allow it to rest tip-down for several hours to revive the flow.

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