Applicable to medium hard metal bond andelectroplated tools.

80/100-325/400

EXD930

Crystal close to regular shape, wide strengthrange.

Applicable to soft metal bond and electroplatedtools and grinding tools.

30/40-325/400

EXD920

Irregular crystal shape, low strength,asperities.

Applicable to grinding tool, wheel and low-loadgrinding tools.

30/40-325/400