The day has arrived! We finally test the toolpost grinder on a poor, unsuspecting piece of mild steel. After some experimentation, it turns out the best recipe is just a dressed wheel and soluble oil coolant. We also try some other common tricks, like beeswax and polishing compound on the wheel.
Here are the final drawings for the toolpost grinder, if you’d like to build one yourself:
If you’re following along, here are some of the tools and other stuff used in this video:
- Noga MC1700 Mini-Cool Kit (Amazon*): https://amzn.to/2qgemiM
- CRC SL2512 Soluble Oil (Amazon*): https://amzn.to/2qhWswk
- Pig Mat Universal Oil Absorbent Roll (Amazon*): https://amzn.to/2H7Rb4H
- Green Polishing Compund (Amazon*): https://amzn.to/2JxrRU8
- GX16-4 Aviation Plug Connectors (Amazon*): https://amzn.to/2JrNhCh
- Shars CCMT0602 RH turning tool holder (eBay*): https://goo.gl/Q1Jsdp
- Kyocera CCMT060204-HQ Cermet Inserts (eBay*): https://goo.gl/pDhFAs
*These are affiliate links. When you click one of these links and make a purchase, it helps to support projects like this one.