Grinding operation in which the workpiece is rotated around a fixed axis while the grinding wheel is fed into the outside surface ... fine grits to create ultrasmooth surfaces); honing; and disc ...

The final piece you'll need to look at is the abrasive disc you use for the grinding (also known as the diamond). The type of disc you use will depend on the condition of the concrete you need to ...

and carefully move the unibit's cutting edge — on the interior of the notch — across the spinning face of the grinding disc. This will sharpen it quickly. If you prefer to sharpen it manually, use a ...