3M 07480 Scotch-Brite Roloc Surface Conditioning Disc 2 in Coarse | Non-Woven Aluminum Oxide, Aggressive Cut, Cleans Finishes & Deburrs Metal | Roloc Quick-Change 25-Pack

3M 07480 Scotch-Brite Roloc Surface Conditioning Disc 2 in Coarse — Non-Woven Aluminum Oxide | Aggressive Cut | Cleans, Finishes, Blends & Deburrs Metal Surfaces | Roloc Quick-Change Attachment | 25 Discs per Package

3M Scotch-Brite Roloc Surface Conditioning Disc is a durable, non-woven disc that uses the 3M Roloc Quick-Change Attachment System for fast disc changes on a Roloc-compatible tool. Coarse grade (brown) for aggressive cutting action on metal surfaces — cleans, finishes, blends, and deburrs. 2 in. diameter. 25 discs per package.

Part Specifications

• Part Number: 3M-07480
• Product Line: 3M Scotch-Brite Roloc Surface Conditioning Disc
• Grade: Coarse
• Color: Brown
• Diameter: 2 in.
• Abrasive Type: Non-woven aluminum oxide
• Cut: Aggressive
• Functions: Cleans, finishes, blends, deburrs metal surfaces
• Attachment: Roloc Quick-Change (3M Roloc compatible tools)
• Package Quantity: 25 discs
• Also Available: 3M 07481 Scotch-Brite Roloc Surface Conditioning Disc 2 in Medium

Scotch-Brite Roloc Surface Conditioning Disc Grade Selection — Coarse vs Medium

Scotch-Brite Roloc Surface Conditioning Discs are available in multiple grades — each grade is optimized for a specific level of aggressiveness and surface finish. Selecting the correct grade for the application determines both the speed of material removal and the quality of the surface finish left behind:

• Coarse — Brown (3M-07480, this product):
  • Most aggressive grade available in this catalog
  • Aggressive cutting action for heavy surface conditioning tasks
  • Best applications: removing heavy rust, scale, weld spatter, and heavy oxidation from metal surfaces; deburring cut or machined metal edges; aggressive blending of welds; surface preparation for paint or coating adhesion on heavily contaminated metal
  • Leaves a coarser surface finish — follow with a medium or finer grade disc if a smoother surface is required before finishing
• Medium — 3M 07481 Scotch-Brite Roloc Surface Conditioning Disc 2 in Medium:
  • Moderate cutting action for general-purpose surface conditioning
  • Best applications: light rust and oxidation removal, general surface blending, light deburring, surface preparation for paint or primer on lightly to moderately contaminated metal, scuff sanding between coats
  • Leaves a finer surface finish than Coarse — better suited as a final conditioning step before priming or painting

Sequence tip: For heavily contaminated or corroded metal, start with the Coarse disc (07480) to remove bulk contamination, rust, and scale, then follow with the Medium disc (07481) to refine the surface before priming or painting.

Roloc Quick-Change Attachment System

3M Roloc discs use a twist-on, quick-change attachment system — the disc threads onto a Roloc-compatible mandrel in seconds without tools. To change discs: hold the disc against the mandrel, twist to lock, and begin work. To remove: twist in the opposite direction and pull. This system eliminates the need for adhesive-backed disc replacement and allows rapid grade changes mid-job. Roloc-compatible mandrels are available in multiple shank sizes for use with die grinders, drills, and right-angle grinders.

Marine & Industrial Applications

• Removing rust, scale, and corrosion from aluminum, stainless, and mild steel hardware, fittings, and structural components
• Deburring cut metal tubing, brackets, and fabricated parts
• Blending and feathering weld seams on aluminum and steel hulls, transoms, and structural members
• Surface preparation of metal before applying primer, paint, epoxy, or sealant
• Cleaning corrosion from engine components, bilge hardware, and through-hull fittings
• Scuffing metal bonding surfaces before adhesive or epoxy application

Application Notes

• Use with a Roloc-compatible mandrel installed in a die grinder, right-angle grinder, or drill; confirm mandrel shank size matches the tool before ordering
• Apply light-to-moderate pressure — the non-woven abrasive construction is self-sharpening and cuts most efficiently with consistent light pressure rather than heavy downforce
• Keep the disc moving across the surface — dwelling in one spot can generate heat and load the disc
• Non-woven discs conform to irregular surfaces and contours better than rigid abrasive discs — effective for cleaning and conditioning curved or profiled metal surfaces
• Wear appropriate PPE: eye protection, hearing protection, and gloves during all grinding and surface conditioning operations
• For lighter surface conditioning or final prep before priming, follow with the Medium grade disc (3M 07481)

Additional Information

• Vendor: 3M
• SKU: 3M-07480
• Product Type: Boat & Engine Maintenance / Roloc Surface Conditioning Discs
• Grade: Coarse (Brown)
• Diameter: 2 in.
• Package Quantity: 25 discs
• Country of Origin: USA
• HS Code: 6805.20 (natural or artificial abrasive powder or grain on a base of paper or paperboard — verify for non-woven abrasive; may classify under 6805.30 for other bases — verify for your import classification)

Frequently Asked Questions

Q: What is the difference between the Coarse (3M-07480) and Medium (3M-07481) grades?
A: Coarse (brown) is the more aggressive grade — best for heavy rust, scale, weld spatter, heavy oxidation removal, and aggressive deburring. Medium is a more moderate grade suited for general surface conditioning, light rust and oxidation removal, blending, and surface preparation before priming or painting. For heavily contaminated surfaces, use Coarse first then follow with Medium to refine before finishing.

Q: What tools are compatible with Roloc discs?
A: 3M Roloc discs are compatible with any tool fitted with a Roloc-compatible mandrel, including die grinders, right-angle grinders, and drills. Mandrels are available in 1/4 in. and other shank sizes to match the tool. The Roloc system is a 3M-proprietary twist-lock attachment — the disc must be used with a genuine Roloc mandrel or a compatible aftermarket equivalent.

Q: How many discs are included in one package?
A: 25 discs per package.

Q: What surfaces can Scotch-Brite Roloc Surface Conditioning Discs be used on?
A: These discs are designed for metal surface conditioning — cleaning, finishing, blending, and deburring on aluminum, stainless steel, mild steel, and other metals. Not designed for use on gel coat, fiberglass, or painted surfaces — use appropriate gelcoat polishes and compounds for those surfaces.

Q: Do non-woven Scotch-Brite discs leave a directional scratch pattern like conventional abrasive discs?
A: Non-woven Scotch-Brite discs produce a more random, multi-directional scratch pattern compared to coated abrasive discs, which helps blend the finish more uniformly. This makes them well suited for surface conditioning and blending applications where a consistent, non-directional surface texture is desired before painting or coating.