Is INKLESS PEN a gimmick?

The Inkless Metal Beta Pen features a special metal alloy tip. As you write, tiny amounts of this metal are deposited onto the page. The silvery markings may resemble pencil, but they are permanent.Because it doesn't require sharpening or refills, the Inkless Metal Pen is an amazing gift for artists or doodlers.

The Inkless Metal Beta Pen - Black

The Omega AXL Inkless Pen never needs refilling and writes with actual metal - boing - Boing Boing BBS

Napkin Forever Prima Inkless Pen

Everlasting Pencils, Reusable & Erasable, Replaceable Graphite Nib, Demo

Troika Construction Multitasking Pen and Pencil - Pencils.com

Erasable Memo Pad & Pen

¡¾Inkless Pencil¡¿The inkless pencil has friction on the paper to decompose the alloy metal molecules and leave it on the surface of the paper so that you don't need to sharpen your pencil anymore. ¡¾Materail¡¿The nib of the everlasting Pencil is made of alloy material, it is not easy to break when using it, it is very convenient to write, and the barrel is non-slip. ¡¾Erasable¡¿Each pencil with an eraser is placed in the pen body, which is not easy to lose and is very convenient.

Hoedia 3pcs Everlasting Pencil Unlimited Inkless Pencilreusable Everlasting Pen with Eraser and 6pcs Replacement Nibserasable Infinite Pens for Studen

Beta Inkless Pen – Jac Zagoory Designs

Inkless Metal Pen from Vat19.com #shorts

Amazing pencil, This pencil does not need a sharpener