Spot Welder Pen (tight fit)
thingiverse
Spot Welder Pen (Tight Fit) I brought an Spot Welder Pen on AliExpress based on this https://www.thingiverse.com/thing:3070927. But the fitting is kind of loose. Therefore, re-do the holder to have a tighter fit. Change as follow: 1. Smooth out both side 2. Adjusted the copper bar rectangle area a bit such that it tightly fit the copper bar
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