3M 7010366656 Finishing Flap Brush 12x8x5 in Very Fine

Product Description

The 3M 7010366656 is a finishing flap brush designed for light-duty cleaning and finishing applications across metal fabrication, maintenance, and surface prep work. Individual abrasive sheets are adhered at a 90-degree angle to a central core, creating a flap-style action that delivers consistent surface contact. The brush uses a very fine grade aluminum oxide abrasive mineral, suited for final-pass finishing where surface texture and appearance matter. At a density rating of 7 (hard), the brush resists conforming to irregular surfaces, making it a reliable choice for flat or near-flat workpieces that require long service life without rapid breakdown.

This flap brush is used in industrial and trade settings where surface finishing must be controlled and repeatable. It is well suited for deburring, light oxidation removal, and pre-coating prep on metal components. The large 12-inch by 8-inch by 5-inch format makes it appropriate for bench-mounted or powered arbor setups where a wider contact area is needed. Fabricators, millwrights, and maintenance technicians working in production or field environments will find this brush appropriate for tasks requiring a consistent, fine finish without aggressive material removal.

Key Features

• Very fine grade aluminum oxide abrasive for controlled, light finishing
• Individual sheets mounted at 90 degrees to core for flap-style surface action
• Hard density rating of 7 for extended service life and low conformability
• Large 12-inch by 8-inch by 5-inch dimensions suited for wide-contact applications
• Designed for light-duty cleaning and finishing, not aggressive stock removal

Compatibility

Designed for use on powered arbor or bench-mounted equipment that accepts flap brush tooling in the 12-inch by 8-inch by 5-inch form factor. Verify arbor bore size and maximum RPM rating against your equipment specifications before installation.

Installation Notes

Installation should be performed by a qualified technician familiar with abrasive tooling and rotating equipment. Always power down and lockout the drive unit before mounting or removing the brush. Confirm that the equipment spindle speed does not exceed the maximum RPM rating marked on the brush or packaging. Inspect the brush for damage before each use and do not use a brush that shows signs of delamination or core damage.

Technical Specifications

• Abrasive Mineral: Aluminum oxide
• Grade: Very fine
• Density: 7 (hard)
• Dimensions: 12 inches x 8 inches x 5 inches
• Weight: 8.44 pounds
• UPC: 00048011185750
• Unit of Measure: Each

Standard Information

• Brand: 3M
• Manufacturer Part Number: 7010366656