9Pcs Diamond Grinding Wheels Discs Concrete Leveling 30/40 Grits Medium Bond
Specification: Material: Diamond Bond Hardness: Medium Bond Colour: Orange Size：25*12mm Particle Size: 30/40 Scope of Application: Ground Irregularity Grinding, Concrete Leveling(Wet or Dry Use). The diameter of the grinding block is 6mm, 0.23 inch.