The atoma is a very high quality stone.
Atoma diamond lapping plate.
It flattens very quickly faster than the shapton diamond lapping plate and has shown no sign of wearing.
Tsuboman atoma diamond sharpening plates diamond stone diamond plate diamond sharpener are products of tsuboman a superb japanese manufacturer with very refined products.
The 140x is for rapid material removal.
Much like the atoma 140 the 400 is very coarse.
This particular coarse is a little more coarse than i usually need for sharpening purposes but i would imagine the higher coarse atoma stones will perform very well.
It will lap sharpening stones with ease and in less than 1 minute it will flatten stones like shaptons or choseras.
It made quick work of lapping japanese natural stones too.
The quality and durability of these atoma plates are of the highest we.
These plates are made of mono crystalline diamonds as the abrasive surface on stainless steel body made of 10mm think machined aluminium plate.
The atoma plates work really well for lapping stones and doing initial bevel setting as well as repair work on your knives.
Because the diamonds are arranged in a dot pattern rather than a continuous surface there is less tendency for them to stick to the stones when lapping.
It s not as fast as the 140 but doesn t put deep scratches like the 140 does.
140 for fast material removal 400 for creating a primary bevel and 1200 for final honing.
Atoma diamond plates come in three grits.
The 1200x can be used for fine lapping or general sharpening and leaves a toothed edge on kitchen knives.
The 400x is suitable for fast lapping truing water stones or shaping a primary bevel.