hobbed bolt tool
thingiverse
To create a hobbed bolt using an M8x50 Allen bolt, follow these steps. You'll need the following components: 608ZZX2 bearings (2 pieces), 625ZZX2 bearings (2 pieces), an M4x15 screw (1 piece), an M4 nut (1 piece), and an M6 tap. Be sure to have these items on hand before beginning the process.
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