Monday, May 27, 2024

Can you solve this mystery?

 

3 comments:

  1. Its a Whitwor,th wrench, instead of being AF, across flats, or the nut size, it is based on the size of the bolts shank, so much bigger. Got a few sitting in the toolbox.

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  2. The original Raleigh bicycles used the Whitworth wrenches.

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