http://www.ebay.com/itm/UNKNOWN-vintage-NOS-ratchet-wrench-1-2-7-old-chrome-/230697057794?pt=LH_DefaultDomain_0&hash=item35b69dbe02
No idea, but it is almost certainly made by MDF/Easco...
I kinda doubt it's "NOS" though...
The end of it has a connection for a hot stick or lond pole. could be for working on hot electric lines or equipment bob w.
>MDF/Easco...
Look at the reverse lever, it's a V ....
I bet it's missing something tho, the piece on the handle looks like it fits another piece just like , as a locking swivel....