Oster Bull Dog 112 manual pipe threader. Die set is 14 tpi, for 1/2" and 3/4" iron pipe size. Condition is fair. It will cut thread with a lot of work.
For reference, 1/2" pipe is OD 0.840", 3/4" pipe is OD 1.050".
Uses two 3/4" threaded pipes as handles.