NORTON Floor Sanding Disc – Medium Grit

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Eliminate loading on your jobs with P-graded sharp silicon carbide on the Screen-Bak Durite Q421 SC medium grits creen floor sanding disc. The excellent cutting property lets you work efficiently, and an open-weave screen offers extreme loading resistance while you remove scale, rust and corrosion. Rinse and reuse this waterproof disc to get an extended sanding life for greater value. More durable than paper and cloth, this medium grit disc handles your floor sanding jobs with ease.
  • Abrasive : Silicon Carbide
  • Attachment : Center Mount
  • Backing Material : Screen
  • Max Operating Speed Guideline : Determined by back-up pad
  • Abrasive Type : Coated

Features & Benefits

  • P-graded sharp silicon carbide has excellent cutting and non-loading properties
  • Waterproof; rinse and reuse for longer sanding life
  • Open weave screen has extreme resistance to loading when removing scale, rust and corrosion
  • Good medium grit choice for floor sanding jobs; more durable than paper or cloth


  • Building & Construction
  • Home Improvement
  • Paint & Drywall
  • Floor Sanding
  • Janitorial Supply

Additional information


Medium Grit: P120, P100