3M 7010329099 Brite Cut Polish Flap Brush 8x5x3 in 7A Med

Product Description

The 3M 7010329099 is a Brite Cut and Polish Flap Brush designed for heavy-duty surface finishing applications where a higher-polished result is required. Individual abrasive sheets are adhered at a 90-degree angle to a central core, creating a flap-style configuration that delivers consistent contact across the work surface. The brush features a hard 7A density rating, which provides long service life and low conformability — keeping the abrasive action focused rather than conforming to surface contours. The abrasive mineral is medium-grade aluminum oxide, suited for cut-and-polish work on metal and other hard surfaces.

This flap brush is used in industrial and trade finishing applications where surface preparation, blending, or polishing is required. Typical scenarios include weld blending, deburring, and final-stage surface finishing on metal components. At 8 inches x 5 inches x 3 inches, it is sized for use with compatible bench-mounted or shaft-mounted equipment. It is well suited for fabrication shops, maintenance facilities, and professional tradespeople performing surface conditioning work.

Key Features

• Individual abrasive sheets mounted at 90 degrees to the core for consistent flap-style cutting action
• Hard 7A density rating for extended service life and low surface conformability
• Medium-grade aluminum oxide abrasive mineral for cut-and-polish finishing
• Heavy-duty construction intended for applications requiring higher-polished finishes
• Dimensions of 8 inches x 5 inches x 3 inches for use with shaft-mounted equipment

Compatibility

Designed as an OEM-style replacement or direct-fit flap brush for shaft-mounted or arbor-driven finishing equipment accepting an 8-inch diameter brush in industrial and fabrication applications.

Installation Notes

Installation and operation of flap brushes should be performed by qualified personnel familiar with rotary abrasive tooling. Always verify that the drive equipment RPM rating does not exceed the maximum rated speed of the brush before mounting. Power down and lockout-tagout the equipment before mounting or removing the brush. Appropriate PPE including eye protection and gloves should be worn during use and installation.

Technical Specifications

• Dimensions: 8 inches x 5 inches x 3 inches
• Density: 7A Hard
• Grade: Medium
• Abrasive Mineral: Aluminum Oxide
• Weight: 4.72 pounds
• UPC: 00048011278025

Standard Information

• Brand: 3M
• Manufacturer Part Number: 7010329099