Product Overview Part Number * 3M A-051144-20874Standard Pack - 1 EAPSA Disc 348D, Aluminum Oxide, 8 in Dia., P36 Grit Features: Heavy-duty X weight cloth-backed | Provides excellent adhesion while removing easilyAbrasive Material : Aluminum Oxide Applicable Materials : Mild Steel Applications : Aggressive Body Material : Cloth Dia. : 8 in Grit : P36 Mounting : PSA Quantity : 50 per package Speed [Max] : 20,000 rpm Wt. : 0.16 lb