Assuring the pre-polishing and polishing of all steel surfaces.
The structure of our stones remains "open" so cutting. Clogs little.
For an abrasion "stone in hand" dry or with oil, petrol, paraffin,...
Very soft stone, can be compared to the so called "sulphur" stones.
The structure of our stones remains "open" so cutting. Clogs little.
For an abrasion "stone in hand" dry or with oil, petrol, paraffin,...
Very soft stone, can be compared to the so called "sulphur" stones.
