There are some inventions that look completely pointless to the untrained eye: who would ever need a motorized garbage can, an electric pencil sharpener or a battery-powered eraser?

The Sakura Electric Eraser (with Sumo Grip) is targeted at the manga/comic book crowd. They’re also useful for removing price tag glue from book covers without damaging them. Report comment ...

KABEER ART Mont Mart Electric Eraser is a battery-operated eraser that comes with 30 eraser refills. The product is precise and offers good control with its button that is positioned smartly.

In 1935 Dremel did come out with the Moto-Tool, the world’s first handheld, high-speed rotary tool that had interchangeable ...