3M 7010294523 Flap Disc 577F 4.5 Inch 80 Grit Quick Change

Product Description

The 3M 7010294523 is a Type 29 quick-change flap disc in the 577F series, engineered for high-pressure metalworking applications that demand fast stock removal and a blended finish in a single pass. The disc uses alumina zirconia mineral bonded to heavyweight polyester-backed flaps, delivering aggressive cutting action and extended service life compared to standard aluminum oxide alternatives. At 4.5 inches in diameter and 80 grit, it is sized for angle grinders used in heavy fabrication and weld finishing work. Licensed metalworkers and fabricators reach for this disc when speed and surface quality both matter on the same workpiece.

This flap disc is suited for weld removal, sharp-edge deburring, and beveling on ferrous and non-ferrous metals in both shop and field environments. The quick-change attachment system reduces downtime between disc swaps, making it practical on production lines or job sites where multiple passes across varied materials are routine. The grinding aid built into the mineral formulation helps manage heat at the work surface, which reduces loading and extends usable disc life on sustained high-pressure cuts.

Key Features

• Alumina zirconia mineral with grinding aid cuts faster than aluminum oxide across all metal types
• Heavyweight polyester-backed flaps handle sustained high-pressure applications including beveling and sharp-edge work
• Combines grinding and blending into one step, reducing total process time
• Quick-change mounting system simplifies disc swaps on compatible angle grinders
• 80 grit rating suited for aggressive stock removal with a blended surface finish

Compatibility

Designed as an OEM-style replacement flap disc for quick-change compatible angle grinders used in metalworking, fabrication, and weld finishing applications.

Installation Notes

Flap discs of this type are mounted and serviced by metalworkers and fabricators using compatible angle grinders rated for the disc diameter and RPM. Confirm the grinder guard is in place and the tool is rated at or above the maximum RPM printed on the disc before operation. Inspect the disc for damage before each use and discard any disc showing torn backing, delaminated flaps, or visible defects. Always wear appropriate PPE including face shield and gloves when operating angle grinders.

Technical Specifications

• Diameter: 4.5 inches
• Grit: 80
• Abrasive Mineral: Alumina Zirconia
• Backing Material: Heavyweight Polyester
• Attachment Type: Quick Change
• Package Weight: 0.54 pounds
• Package Length: 8.88 inches
• Package Width: 5.75 inches
• Package Height: 6.13 inches
• Sold As: Each
• UPC: 00051141309705

Standard Information

• Brand: 3M
• Manufacturer Part Number: 7010294523