
2 Inch Quick Change Sanding Discs made with premium Aluminium Oxide abrasive grains featuring Active Grinding Aid which prevents loading and reduces heat buildup. Quick change disc has unique safety torque screw, strong wear resistance and fast grinding force. Aluminium Oxide corundum abrasive grain has high abrasion resistance and hardness, and the surface is attached with thermal and blocking resistant coating, which can improve the grinding efficiency and service life. Quick change disc Can Used for grinding welding seam and smoothing surface.