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The NORTON 780727-27922 is an aluminum oxide portable sanding belt designed for use with handheld and bench-mounted belt sanders. Aluminum oxide abrasive is a proven, durable grain that cuts consistently across wood, metal, and composites, making it a reliable choice for material removal, surface prep, and finishing work. At 120 grit, this belt sits in the fine-abrasive range, suited for smoothing surfaces after coarser passes or preparing a surface for staining, painting, or coating. Each belt measures 3 inches wide by 21 inches long. These belts are sold individually but are available in minimum quantities to support ongoing job-site and shop demand.
This belt is built for portable belt sander applications common in woodworking shops, metal fabrication, construction finishing, and general surface preparation. The 3 inch by 21 inch size is one of the most widely used portable belt dimensions, fitting a broad range of standard handheld belt sanders. The 120 grit rating makes it particularly useful for finish sanding wood, deburring light metal, and smoothing drywall patches or composite materials before a final surface treatment.
Designed for use with standard portable belt sanders that accept a 3 inch by 21 inch sanding belt. Verify your tool's belt size specification before ordering.
Belt installation should be performed with the sander unplugged or the battery removed. Confirm belt tracking direction by checking the arrow marked on the inside of the belt before seating it on the tool. Ensure the belt is properly tensioned and centered before powering the tool. Always wear appropriate eye and respiratory protection when operating a belt sander.
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