Norton 780727-27927 Sanding Belt 3x21 in 40 Grit 10 Pack

Product Description

The NORTON 780727-27927 is a portable aluminum oxide sanding belt designed for aggressive stock removal on wood, metal, and composite surfaces. Measuring 3 inches x 21 inches, this belt is sized for standard portable belt sanders commonly used in trade and jobsite applications. The 40-X grit designation places it firmly in the coarse range, making it well suited for rapid material removal, surface leveling, and weld seam grinding. Sold in a pack of 10 belts, this SKU supports ongoing production or crew use without frequent reordering. Aluminum oxide abrasive is a durable, self-sharpening grain that holds up under sustained pressure and heat.

This belt is intended for use with portable belt sanders in woodworking shops, metal fabrication, flooring work, and general construction finishing. The 3 x 21 inch size is one of the most common portable belt dimensions in the trade, compatible with a wide range of corded and cordless belt sanders from major manufacturers. Coarse 40-grit belts are typically the first stage in a multi-step sanding sequence, used before stepping up to finer grits for final surface preparation.

Key Features

• Aluminum oxide abrasive grain for durable, aggressive stock removal
• 3 inches x 21 inches size fits standard portable belt sanders
• 40-X coarse grit for rapid material removal and surface leveling
• Pack of 10 belts for extended jobsite or shop use
• Suitable for wood, metal, and composite surface applications

Compatibility

Designed for use with portable belt sanders accepting 3 inch x 21 inch belts. No specific model compatibility data was provided by the manufacturer for this SKU.

Installation Notes

Belt sanding belts should be installed by trained tradespeople familiar with portable power tool operation and applicable jobsite safety standards. Before changing a belt, disconnect the tool from its power source or remove the battery pack. Ensure the belt is seated squarely on the drive and idler rollers and that the tracking adjustment is set before resuming operation. Always wear appropriate eye and respiratory protection when operating belt sanders, particularly at coarse grits that generate high volumes of dust and debris.

Technical Specifications

• Abrasive Material: Aluminum Oxide
• Belt Width: 3 inches
• Belt Length: 21 inches
• Grit: 40-X (Coarse)
• Pack Quantity: 10 belts
• Unit of Measure: Each
• Minimum Order Quantity: 50

Standard Information

• Brand: NORTON
• Manufacturer Part Number: 780727-27927