The atoma is a very high quality stone.
Atoma diamond lapping plate.
The 1200x can be used for fine lapping or general sharpening and leaves a toothed edge on kitchen knives.
The micron equivalents are 100 45 and 15 respectively the plates are generously sized at 3 x 8 1 4 so they ll easily handle your largest plane blades.
Much like the atoma 140 the 400 is very coarse.
It s not as fast as the 140 but doesn t put deep scratches like the 140 does.
The quality and durability of these atoma plates are of the highest we.
The atoma plates work really well for lapping stones and doing initial bevel setting as well as repair work on your knives.
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.
This construction makes the plates durable rust resistant and reliable for lapping.
These plates are made of mono crystalline diamonds as the abrasive surface on stainless steel body made of 10mm think machined aluminium plate.
It flattens very quickly faster than the shapton diamond lapping plate and has shown no sign of wearing.
The 400x is suitable for fast lapping truing water stones or shaping a primary bevel.
It will lap sharpening stones with ease and in less than 1 minute it will flatten stones like shaptons or choseras.
Atoma diamond plates are conveniently sized 210mm 8 1 4 long x 75mm 2 13 16 wide the atoma diamond plates are a great size with plenty of surface area for use as sharpening stones or as lapping plates for flattening other stones.
The 140x is for rapid material removal.
Atoma diamond plates come in three grits.
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.