Pictured here is a circa 1937 Stropone razor sharpener. The company’s name, Stropone Inc., is a play on the word strop, or stropper, which was a strip of leather used for sharpening straight razors.

This video showcases a rare razor blade sharpener made around 1945 by the French company 'Radium.' Constructed from steel, the sharpening mechanism required WD40 and heat to loosen seized gears and ...

TL;DR: With a built-in angle gauge, the Angle Pro Knife Sharpener is a revolutionary tool designed to make knife sharpening easier and more precise, and it’s now on sale for only $59.97 (reg. $199), ...