This will eventually uneven and the sanding results are in accordance with sub-optimal.
This plate I get extremely fast and reliable, the Waterstones again directed plan.
(It goes well with a glass platform and silicon carbide powder - but> is quite a mess and is not running as elegant as this dressing plate.)
Sanded tools roughs this board very quickly back down, allowing the grinding grit from 400 and upwards then goes without problems.
If so you this whole "Werkzeugschleiferei" has an affinity and can look forward to such as razor-sharp chisels this record is actually a must.
Soooooo and the total of 30 carat diamond are expensive then yes now synonymous not. One can even see what a 1-carat diamond as priced means to Aufand :-)