For removing rust, burrs and scratches as well as for fading, glazing, finishing and grinding welding seams 2/3 C FINE for deburring and polishing 2 A MEDIUM for deburring, polishing and for transitions 6 C FINE / 6 A MEDIUM for deburring, rounding sharp edges and for transitions 8 A MEDIUM / 8 A COARSE for deburring, rounding sharp edges and for transitions with increased abrasiveness Use on adjustable straight grinders Cool grinding and low clogging of the wheel for very long lifetime Compact wheels do not alter the surface geometry of the workpiece Can be used in hard-to-reach places For removing rust, burrs and scratches as well as for fading, glazing, finishing and grinding welding seams 2/3 C FINE for deburring and polishing 2 A MEDIUM for deburring, polishing and for transitions 6 C FINE / 6 A MEDIUM for deburring, rounding sharp edges and for transitions 8 A MEDIUM / 8 A COARSE for deburring, rounding sharp edges and for transitions with increased abrasiveness Use on adjustable straight grinders Cool grinding and low clogging of the wheel for very long lifetime Compact wheels do not alter the surface geometry of the workpiece Can be used in hard-to-reach places