Crutch or Handle?

Hello, everyone and welcome back. In last week's post I said that we will be looking at yet another weapon that defies logic. Yesterday we looked at the Sai and speculated about why on earth one would want to add prongs to a metal truncheon. Today's weapon is the tonfa or- as it is known in Chinese, the guai. In modern days this weapon goes by the designation PR24 (what that is supposed to mean I do not know at all.) Before I even knew that this weapon had its place in classical Chinese weaponry I have already learnt that it was the handle of a grindstone. Now- Asian grindstones are fairly simple. Two circular stones on top of one another, fashioned so that the one is slightly hollow and the other fits into the hollow. The top stone has a hole in it. A stick (which for some reason is not always attached to the device) gets inserted into the hole to be used as a handle. My friend Leo showing me the hole in the tofu maker where the handle woul...