1910-patented Shim Wrench
Hand Tool Rescue
Jul 21, 2025 10:01
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1910-patented wrench fully recreated and upscaled to a much larger size.
Full video on YouTube.
4140 steel body and O1 tool steel shims hardened and tempered to 52HRC.
Howto & Style
#antique
#tools
#vintage
#diy