· This mill first cracks and then grinds the peppercorns for the best flavor. You can select one of six settings from fine to coarse or choose a setting in between those, for precise control of the grind. In tests, adjustments were incredibly easy to make, and it was always clear what setting you were on.
Groove or slot milling. Groove or slot milling is an operation in which side and face milling is often preferred to end milling. Slots or grooves can be short or long, closed or open, straight or nonstraight, deep or shallow, wide or narrow. Tool selection is normally determined by the width and depth of the groove and, to some extent, length.