Machinists like to live on the ... and continue moving in that direction by the radius of the tool (as shown on your hand wheel or DRO). You can now set your DRO (or hand wheel) to 0 in that ...

We can gather that [Stefan] is a professional machinist by trade ... and ground the new set of magnets to be a perfect match to each other. In the end he had a tool that looks just as expensive ...