3M 7000000661 Scotch-brite Sc-dh 4 Inch Conditioning Disc

Product Description

The 3M 7000000661 is a Scotch-Brite SC-DH Surface Conditioning Disc built for right-angle grinder applications. Constructed from durable non-woven abrasive fiber, this 4-inch disc conforms to irregular and contoured surfaces without undercutting or damaging the base material. The open-web construction runs cool and resists loading, extending disc life during multi-step finishing operations. It is designed for cleaning, blending, deburring, and surface finishing on metal, composite, plastics, and similar materials. HVAC, mechanical, and general trade technicians reach for this disc when prepping surfaces before welding, coating, or assembly.

This disc is suited for both residential and commercial trade applications where surface prep quality matters. Typical use cases include cleaning weld zones, blending surface irregularities, light deburring of cut edges, and conditioning surfaces prior to painting or coating. The hook-and-loop attachment system allows fast changeovers when cycling through multi-step finishing sequences, reducing downtime on the job.

Key Features

• Non-woven fiber construction conforms to contoured and irregular surfaces
• Open-web material runs cool and resists clogging during extended use
• Suitable for metal, composite, plastics, and other common trade materials
• Hook-and-loop attachment enables fast disc changeovers in multi-step processes
• Does not undercut or gouge the base material during use

Compatibility

Designed for use with right-angle grinders and disc tools that accept 4-inch hook-and-loop surface conditioning discs.

Installation Notes

Installation and disc changes should be performed with the grinder fully powered off and unplugged. Verify the tool spindle speed rating meets or exceeds the disc rated speed before mounting. Inspect the hook-and-loop backing for wear before each use to ensure secure attachment. Eye protection and appropriate PPE should be worn during all grinding and surface conditioning operations.

Technical Specifications

• Disc Diameter: 4 inches
• Attachment Type: Hook and Loop
• Disc Style: Right Angle
• Construction: Non-Woven Abrasive Fiber
• Abrasive Material: Aluminum Oxide (AO)
• Package Weight: 0.04425 pounds
• Package Length: 8.7 inches
• Package Width: 8.6 inches
• Package Height: 7.7 inches
• UPC: 00048011074504

Standard Information

• Brand: 3M
• Manufacturer Part Number: 7000000661