3M 7000120877 Finishing Flap Brush 6x1x2 in

Product Description

The 3M 7000120877 is a finishing flap brush designed for light-duty cleaning and finishing applications on metal, wood, and composite surfaces. The brush features individual abrasive sheets adhered at a 90-degree angle to a central core, creating a flexible flap configuration that conforms to contours and edges. The abrasive mineral is fine-grade aluminum oxide, and the brush carries a medium hardness rating with a 5-density designation. At 0.38 pounds, it is lightweight and suited for handheld or machine-mount use. HVAC, plumbing, and general mechanical technicians reach for tools like this when cleaning fittings, deburring pipe ends, or finishing weld zones before assembly.

This flap brush measures 6 inches in diameter by 1 inch in width with a 2-inch arbor hole. It is appropriate for light surface preparation, oxide removal, and finishing passes where aggressive stock removal is not required. The fine aluminum oxide mineral makes it well suited for final-stage finishing rather than heavy material removal, and the 5-density medium hardness provides consistent cut without gouging softer base materials. Typical use environments include mechanical shops, HVAC fabrication, light industrial maintenance, and plumbing rough-in work where clean, finished pipe or fitting surfaces are required.

Key Features

• Fine-grade aluminum oxide abrasive mineral for controlled, light-duty finishing
• Individual sheets adhered at 90 degrees to core for flexible, conforming action
• Medium hardness, 5-density rating for consistent surface contact
• 6-inch diameter by 1-inch face width suits standard bench or angle-drive arbors
• 2-inch arbor hole fits common machine spindle sizes
• Lightweight at 0.38 pounds for extended handheld or automated use

Compatibility

Designed as a standard flap brush for use on bench grinders, angle drives, or automated finishing equipment accepting a 2-inch arbor. Suitable for light-duty cleaning and finishing on metal, wood, and similar materials.

Installation Notes

Installation and mounting should be performed by qualified personnel following the tool and machine manufacturer's guidelines. Always power down and lock out the drive tool before mounting or removing the brush. Confirm that the machine's rated RPM does not exceed the brush's maximum safe operating speed before use. Wear appropriate eye and face protection during operation per ANSI Z87.1 standards.

Technical Specifications

• Diameter: 6 inches
• Face Width: 1 inch
• Arbor Hole: 2 inches
• Abrasive Mineral: Aluminum oxide
• Abrasive Grade: Fine
• Density: 5 (Medium hardness)
• Weight: 0.38 pounds
• Unit of Measure: Each
• Minimum Order Quantity: 3
• UPC: 00048011011615

Standard Information

• Brand: 3M
• Manufacturer Part Number: 7000120877