For grinding and polishing any products made of natural and artificial stone. Use both dry and with water. Saturation with diamond powder is twice as high as class 'A'. Withstand heating to higher temperatures without losing their properties. Available numbers: 30, 50, 100, 150, 200, 300, 400, 600, 800, 1000, 1500, 2000, 3000 - 13 pieces in a set.
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