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You have selected:
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type six -
unlimited Brown fused alumina × White corundum × Zircon corundum × Microcrystalline corundum × Single crystal corundum × Chrome corundum × Black corundum × Alumina sintered corundum × silicon carbide × Cerium silicon carbide × Carbon silicon boron × cubic boron nitride × Single crystal diamond × Polycrystalline diamond ×