Model: W0.5 10000 Grain, W1 8000 Grain, W1.5 6000 Grain, W2.5 4000 Grain, W3.5 3000 Grain, W5 2000 Grain, W7 1500 Grain, W10 1000 Grain, W14 800 Grain, W20 600 Grain, W28 400 Grain, W40 320 Grain. Can be used for grinding, fine grinding, polishing, fine polishing, polishing, after all, can be a mirror effect.
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