Troubleshooting guide
and high speed will get you through.
Note: Some hardplates are work hardening. This means that when they start to
cool, they will be harder than before you started drilling or sawing.
If you are drilling for the lever fence or the lever screw: If you are using a magnetic drill
and are drilling with a diamond core bit the procedure is very different. You will want to drill at a
steady speed of 500-550 RPM with a light steady pressure. You won’t see any chips when
drilling with a diamond core drill. You may see some very small filings but that is all.