It is used for separating sheeps wool

Large Bad Chewie

I saw that mixer in Toronto a few weeks ago, a buddy of mine actually worked on it, he works for the company that made it.
-Jay

It is a horseshoe clamp for binding to a larger horseshoe on the hoof of the horse, the top clamp keeps the horseshoe from being pulled off in heavy mud.

I remember reading about this when I was a kid, you dig a hole and place a cup in the middle of it. You then cover the whole with saran wrap or clear plastic bag. Then drop a small rock in the middle, it takes the moisture from the soil, evaporates it and collects it in the cup.

--Jay

I should say, blocks of normal ice.

I think it is for handling blocks of ice.