I see what looks to be a safe-edge (left, though I'm not sure about that) file with beveled edges, the face appears to be normal single cut with heavy wear on both sides of the top surface and less wear in the center. The picture isn't very good. A safe edge has no teeth.
Clickspring did a short thing on this and why he does it.
If anyone hasn't seen his work... you're missing out on some amazing intricate work.
This is one of his best builds that I've seen.
This website or its third-party tools process personal data (e.g. browsing data or IP addresses) and use cookies or other identifiers, which are necessary for its functioning and required to achieve the purposes illustrated in the cookie policy. To learn more, please refer to the cookie policy. In case of sale of your personal information, you may opt out by sending us an email via our Contact Us page. To find out more about the categories of personal information collected and the purposes for which such information will be used, please refer to our privacy policy. You accept the use of cookies or other identifiers by closing or dismissing this notice, by scrolling this page, by clicking a link or button or by continuing to browse otherwise.