GRIT
Refers to the size of the particles (or their quantity on a given surface or within a given volume) of an abrasive (paper, paste, solution), regardless of its nature (emery, diamond, etc.).
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Refers to the size of the particles (or their quantity on a given surface or within a given volume) of an abrasive (paper, paste, solution), regardless of its nature (emery, diamond, etc.).
Useful link: