R.H. wrote:
This week's set has just been posted:

http://puzzlephotos.blogspot.com/

750. It looks like a screwdriver whose split handle can be folded down
to increase torque.
751. No idea - but that shouldn't prevent a wild assed guess, right?
Might be a sand rake for small Japanese Zen gardens.
752. Part of a clock dial with Roman numerals.
753. Light table for photography. It looks like some of the socket
bases are replacements.
754. Bottle cap crimper.
755. Pneumatic chisel.

R