Description
The 3M 3″ 50+GRIT Kut-Down Auto Body Grinding Disc (1429) is a high-performance abrasive disc specifically designed for demanding grinding tasks encountered in collision repair applications.
KEY FEATURES AND BENEFITS:
- Fast Material Removal: The extremely coarse 50 grit provides rapid stock removal for efficient material reduction.
- Extended Disc Life: The unique “Kut-Down” design allows you to trim the edges of the worn disc to expose fresh abrasive, significantly extending its lifespan and minimizing waste.
- Easy Attachment: The built-in backing plate ensures secure and quick attachment to compatible adapters, streamlining workflow.
- Versatility: Suitable for a wide range of grinding tasks, including removing weld splatter, grinding body filler, and shaping and blending contours.
SPECIFICATIONS:
- Overall Diameter: 3 inches (76.2 mm)
- Grit: 50
- Attachment Type: Quick Change
- Abrasive Material: Aluminum Oxide
HOW TO USE:
- Choose the appropriate adapter: Select the 3M Kut-Down Disc Adapter that is compatible with your handheld grinder or drill.
- Attach the disc: Align the disc with the adapter and press firmly to secure it in place.
- Start grinding: Apply consistent pressure and maintain proper technique for optimal results.
- Refresh the disc: When the disc starts to wear down, trim the edges using a suitable tool to expose fresh abrasive material.
BENEFITS OF USING 3M 3″ 50+GRIT KUT-DOWN AUTO BODY GRINDING DISC (1429):
- Increased Productivity: Fast material removal and extended disc life contribute to improved efficiency and reduced downtime.
- Cost Savings: The “Kut-Down” design minimizes waste by maximizing the usable life of each disc.
- Enhanced Safety: The secure attachment system and compatibility with various tools contribute to a safer working environment.
FEATURES:
- Extremely coarse 50 grit for rapid material removal.
- Unique “Kut-Down” design allows for trimming to extend disc life.
- Built-in backing plate for secure and quick attachment.
- Compatible with 3M Kut-Down Disc Adapter for use with various handheld tools.





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