Silicon Carbide Fiber Discs Thickness: 0.8MM Grit: P16-P400 Size: 100mm,115mm,125mm,150mm,180mm,230mm Fiber ... Features:Made by Brown Aluminum Oxide, or Silicon Carbide, or Zirconia.This fibre disc have ... kept in the package before operation.Application: Abrasive fiber discs for grinding welding, seams, removing rust, ... automobile, bridge and architectural industries. Silicon Carbide Fiber Discs