![6 Inch 150mm Extra Fine grade Diamond Sharpening Stone Quick easy and effortless sharpening No oil lubrication needed only requires water 6 Inch 150mm Extra Fine grade Diamond Sharpening Stone Quick easy and effortless sharpening No oil lubrication needed only requires water](https://i.etsystatic.com/23006440/r/il/aad783/3152911544/il_570xN.3152911544_6gfq.jpg)
6 Inch 150mm Extra Fine grade Diamond Sharpening Stone Quick easy and effortless sharpening No oil lubrication needed only requires water
![Diamond Stones - Part 3 of Choosing a Sharpening Stone | Heritage Wood SchoolHeritage School of Woodworking Blog Diamond Stones - Part 3 of Choosing a Sharpening Stone | Heritage Wood SchoolHeritage School of Woodworking Blog](https://woodworking.sustainlife.org/wp-content/uploads/2014/08/diamond-stone-2.png)
Diamond Stones - Part 3 of Choosing a Sharpening Stone | Heritage Wood SchoolHeritage School of Woodworking Blog
![This is my new diamond stone after three uses, should it look like this? The parts with most discoloration barely seems to cut anymore. Been using only water, wiping it off after every use. Tried to scrub it off with a toothbrush but no luck. : r/sharpening This is my new diamond stone after three uses, should it look like this? The parts with most discoloration barely seems to cut anymore. Been using only water, wiping it off after every use. Tried to scrub it off with a toothbrush but no luck. : r/sharpening](https://preview.redd.it/19ikycjzbel51.jpg?auto=webp&s=ae7a7dec75561d8c448f246d3d762aad99f60aa3)