Uploaded September 2025 | Updated September 2026, 1 week ago

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In this video, I'm building an external grinding arbor and several internal grinding arbors for my tool post milling spindle, which essentially turns it into a tool post grinding spindle.

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The Tool Post Milling Spindle: youtu.be/q9g4bvlIMpE

Get stuff used in this video:
*Grinding stone: geni.us/xEBD
*Tiny grinding stones: geni.us/byE6zNM
*Calipers: geni.us/z6CVGn
*Fast Micrometer: geni.us/s0b3i


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Engineering a Professional Grinding Arbor