4-1/2" x 7/8" 80 Grit Aluminum Oxide Fiber Resin Disc (5 pack) - DeWALT

The DeWALT DW4539 Fiber Resin Discs are engineered for professional-grade material removal in demanding automotive and industrial environments. Featuring high-performance aluminum oxide grain, these 4-1/2" diameter discs deliver aggressive cutting action and consistent material breakdown for efficient surface preparation and finishing tasks. This 5-pack ensures technicians have a reliable supply for continuous work.

Key Features

• Advanced Aluminum Oxide Grain: High-performance grain consistently exposes new cutting edges, ensuring rapid and efficient material removal for faster job completion.
• Proprietary Material Blend: Constructed with a unique material mix that enhances disc durability and extends service life, providing a cost-effective solution for professional use.
• Tough Fiber Backing: A robust fiber backing resists tearing and premature wear, maintaining disc integrity and performance even under heavy loads.
• Optimized for Quick Changes: Designed for use with 5/8"-11 arbor quick-lock backing pads, facilitating fast and secure disc changes to maximize productivity.

Applications

These 80-grit fiber resin discs are ideal for a variety of tasks requiring moderate material removal and surface refinement. Professional technicians and mechanics will find them suitable for preparing metal surfaces, removing rust, stripping paint, blending welds, and light deburring on automotive body panels, chassis components, and industrial machinery. They provide effective stock removal while leaving a consistent finish, making them a versatile choice for fabrication, repair, and restoration projects.