[Ren Ren]

Originally Posted by Philip

However, I can state from handling, and restoring, a few of these that those blades are far more substantial (over twice the thickness at the base) and are integral with a tapering solid shank of octagonal section, then transitioning to a fairly wide flat tang with one or two holes for rivets. This is at variance with what we see here on this piece, so despite the superficial similarity of blade outline, we are comparing apples and oranges.

Thank you very much, Philip! This is an important and valuable clarification.