3M Roloc Bristle Disc
Safer, faster and cleaner than wire brushes
Ideal cleaning disc for machining aluminum
Excellent also for removing old seals on oil pans, valve covers
Optimum number of revolutions 12,000 - 15,000 rpm, maximum revolutions 18,000 rpm
Processing equipment: angle grinder in conjunction with a Roloc backing pad
P36, very coarse, purple
Diameter: 50 mm