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

http://puzzlephotos.blogspot.com/

750: I'm not going to say elevator key.

751: For working the surface of recently-poured concrete.

752: A roman numeral IIII on a clock

753: Ye Olde Xerox Machine

754: Another specialty wrench, have no idea what it's for

755: Air hammer
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There's no such thing as a free lunch, but certain accounting practices can
result in a fully-depreciated one.