Anchor Brand General Purpose Back-up Pad, 7 in x 5/8 in -11, 8500 RPM, Firm

General Purpose Back-up Pad, 7 in x 5/8 in -11, 8500 RPM. Made from proprietary thermoplastic. Ideal for general purpose applications using resin fiber discs. Premium quality product with durable construction. Attributes: Arbor Diam [Nom] = 7/8 in, Dia. [Nom] = 7 in, Grit = Firm, Hardness Grade = Firm, Height [Nom] = 1 in, Length [Nom] = 7 in, Speed [Max] = 8500 RPM, Style = Firm, Thread - TPI or Pitch = 5/8 in - 11, Type = Backing Pad, Used With = Resin Fiber Sanding Discs, Width [Nom] = 7 in, Wt. = 0.476 lbs.