Zirconium Oxide fiber discs Thickness: 0.8MM Grit: P16-P400 Size: 100mm,115mm,125mm,150mm,180mm,230mm Fiber ... Carbide, or Zirconia.This fibre disc have high surface removal rate, long service life and optimum ... kept in the package before operation.Application: Abrasive fiber discs for grinding welding, seams, removing rust, ... automobile, bridge and architectural industries. Zirconium Oxide Fiber Discs