"DeepDiver" wrote in message
...
"R.H." wrote in message
. ..
Just posted another set:

http://puzzlephotos.blogspot.com/


345. A device for determining the circumference of a circle by measuring
the diameter?

346. A square punch, probably for leather.

348. Drill chuck key.

349. Electric motor?

350. OB-GYN stirrup?

Btw, I was just kidding about that last one. It looks like a pin wrench to
me.