3M 7000121061 Brite Cut Polish Flap Brush 12x2x5 in 5A Med

Product Description

The 3M 7000121061 is a Brite Cut and Polish Flap Brush designed for surface finishing applications that demand higher-polish results. Individual abrasive sheets are adhered at a 90-degree angle to a central core, creating a flexible flapping action that conforms to contours while cutting and polishing simultaneously. The abrasive mineral is aluminum oxide at a medium grade, and the brush carries a 5A medium density rating, indicating medium hardness suitable for moderate stock removal with a refined surface finish. At 12 inches long with a 2-inch width and 5-inch diameter, this is a heavy-duty tool built for industrial and professional finishing work.

This flap brush is suited for applications requiring consistent, higher-polished finishes on metal, composites, or other hard surfaces. It performs in production environments and heavy-duty shop settings where standard finishing tools fall short. The flexible sheet construction allows the brush to work across flat and irregular surfaces, making it a practical choice for fabricators, metalworkers, and finishing professionals dealing with contoured or complex workpieces.

Key Features

• Individual abrasive sheets adhered at a 90-degree angle to core for controlled flapping action
• Medium-grade aluminum oxide abrasive mineral for cut and polish performance
• 5A medium density rating — medium hardness for balanced stock removal and finish quality
• Heavy-duty construction rated for applications requiring higher polished finishes
• Dimensions: 12 inches x 2 inches x 5 inches for substantial surface coverage

Compatibility

Designed as a heavy-duty flap brush for use with compatible arbor-mount or spindle-drive finishing equipment accepting a 5-inch diameter brush in industrial and professional shop applications.

Installation Notes

Installation and operation should be performed by qualified finishing or fabrication professionals familiar with rotary abrasive tooling. Verify that the host machine spindle speed does not exceed the rated RPM for this brush before mounting. Wear appropriate PPE including eye protection and gloves when handling or operating abrasive flap brushes. Inspect the brush for damage before each use and remove from service if sheets show signs of delamination or core damage.

Technical Specifications

• Length: 12 inches
• Width: 2 inches
• Diameter: 5 inches
• Abrasive Mineral: Aluminum Oxide
• Grade: Medium
• Density: 5A Medium
• Weight: 3.4 pounds
• UPC: 00048011013039

Standard Information

• Brand: 3M
• Manufacturer Part Number: 7000121061