3M x0099 Fibre Disc Back-Up Pad, 4-1/2 Inches Dia, Tn Quick Change, Retainer Nut, 13300 Rpm - 1 per EA - 7000045746

Made to drive and support fiber backed discs during sanding. 1 per EA grinding or finishing processes. Fibre disc back-up pads are made of a tough plastic material. which gives support evenly across the surface of the disc. Hard density back-up pads are strong yet still slightly flexible. which allows for smooth application of abrasive discs to metal surfaces. Options available for TN Quick Change Fibre Disc Back-Up Pads (56573) and Fibre Disc Back-Up Pads (05637). Applications=Finishing; Polishing; Surface Finishing. Arbor Thread - TPI or Pitch=5/8-11 INT. Dia. [Nom]=4-1/2 in. Mounting=Retainer Nut. Speed [Max]=13. 300 RPM. Type=TN Quick Change Attachment Systems. Used With=Electric. Pneumatic. or Electric Sanders. .