ITEM: 4 Diam QuickChange Type S Disc Backing Pad NORTON. MANUFACTURER: NORTON. BRAND: Norton. MANUFACTURER PART: 63642543232. 4 Diam QuickChange Type S Disc Backing Pad 1/4 Shank Diam, Medium Density, 12,000 RPM, SpeedLok TS Compatible (MOQ1, Pkg Qty1)CATEGORIES: Maintenance, Repair and Operational (MRO) Supplies. Coated & NonWoven Abrasives. Discs. Disc Backing Pads. N/A. TOTAL RECYCLED CONTENT: 10.00%. POSTCONSUMER RECYCLED CONTENT: 1.00%. KEYWORDS: NortonCoated & NonWoven AbrasivesDiscsDisc Backing PadsN/A.