... abrasive wheel: Excellent grinding effect Workpiece's surface can keep for a standard Material:Brown Fused Alumina The Non woven abrasive wheel which ... abrasive-resistant. 2, high wear resistance and high flexibility. 3, grinding ability, and the Silk Road even clear, good brightness 4 ... :4" - 16" THICKNESS :0.2" - 4" non woven abrasive fiber grinding wheel