Outer diameter: 100/115/125/150mm Grain size: P40-P2500 It uses ceramic abrasive grains, and the spiral-designed holes improve the discharge of polishing debris, reduce clogging, and enhance cutting performance and polishing durability. By using high-quality ceramic comb abrasives with special treatment, their sharpness is 80% higher than that of ordinary aluminum products, significantly improving grinding efficiency. Applications Putty for metal painting Polishing of surfacers and baked paint surfaces For leveling and polishing of metal surfaces. Compatible materials