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"Pilot" DOE 3/4" - 1/2" wrench

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four.cycle

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Joined
Oct 19, 2015
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Location
Tacoma, Washington
Consolidated / Consolidated Tool Works Inc., 296 Broadway, New York, NY / "Pilot" brand tools /

Consolidated Tool Works catalog front cover.jpg
Consolidated Tool Works Inc., 296 Broadway, New York, NY catalog E front cover

Consolidated Tool Works at International Tool Catalog Library

Curiously, the two pages of "Consolidated" at ITCL make no mention of "wrench", so this may not be the answer you are looking for.
Your odd double-end box wrench was manufactured much later than 1923.
It's weird enough being 1/2" x 3/4", but what's up with that "offset-no-offset" head action?
Pilot Pilot.jpg
What's a side profile look like?

This is giving me M.C. Escher heebie-jeebies
 
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tombell572

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Joined
Oct 3, 2015
Messages
1,039
Location
Sea Cliff, NY & Portland, OR
Possibly made to be furnished with a specific machine using those sized fasteners. I have a small wrench for my Sheldon lathe that has a 9/16" open end and a 3/8" square box end. The wrench is stamped "SHELDON". The lathe has numerous 9/16 adjustment nuts and the 3/8 end fits the square heads on the set screws for the tool holders.

Tom B.
 
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