Wrench I.D.

[Jerriffic]

I inherited 2 open-end wrenches and can't figure out what the 1/2 cap end is used for.
The 1/2 cap open-end is actually 3/4", their also thin.

J.B.

 

[930dreamer]

Billings & Spencer Tappet wrench.

http://alloy-artifacts.org/billings-spencer-company-p3.html

 

[Jerriffic]

Thanks, Great web page.

J.b.