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What screw is more powerful? A large diameter or a small diameter? I test the force of 4 different screws diameter. Let's find out. I'm working on a cool project, but need to find the best screw for the job. Today I test many screws, all with the same threads per inch, in order to determine the ideal mechanical advantage to friction ratio.
Build your own press or screw tester
fireballtool.c...