Burr size

Nominal diameter of the burr set.

Bigger burrs have more cutting surface, so they usually grind faster and stay cooler.

Compare sizes within the same shape: a 48 mm conical set and a 48 mm flat set are not equivalent.

Across the grinders we list

Most are between 42 mm and 64 mm; the median is 54 mm.

32 mm83 mm
Burr size of the 108 grinders we list with this spec.

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