So, I see these stories about sharpening files with acid. Not tried that myself but am intrigued. Anybody actually had that work for them? Or not? Did it make a significant difference? What acid did you use?
Follow along with the video below to see how to install our site as a web app on your home screen.
Note: This feature may not be available in some browsers.
This site may earn a commission from merchant affiliate
links, including eBay, Amazon, Skimlinks, and others.