Meet the Norton Clipper 4-1/2 in. Zirconia Alumina/X-Wt Cotton Flap Disc, 80 Grit — a coarse, high-performance disc designed for fast metal removal and durable, consistent finishing on your grinder. The combination of zirconia alumina grains and a heavy-weight cotton backing delivers aggressive stock removal with less heat buildup, so you can work longer between swaps without sacrificing finish quality.
Key specifications
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Diameter: 4-1/2 in
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Arbor: 5/8-11
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Grit: 80 (Coarse)
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Max speed: 13,300 RPM
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Material: Zirconia Alumina on X-Wt Cotton backing
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Package: 1 flap disc
What makes this Norton Clipper flap disc stand out
Powered by zirconia alumina grains, this flap disc maintains a sharp cutting edge longer than standard abrasives, making quick work of welds, burrs, and heavy metal deposits. The X-Wt cotton backing provides excellent resilience under heat and repeated passes, reducing disc glazing and extending life in tough grinding scenarios. With a 4-1/2" diameter and a 5/8-11 arbor, it pairs seamlessly with most standard angle grinders, delivering stable balance for smooth, controlled finishes.
Ideal uses and use cases
- Rough stock removal on mild steel, stainless steel, and aluminum
- Weld seam cleanup and edge beveling for clean, professional contours
- Deburring and surface prep prior to painting or coating
- Shaping and finishing welds on automotive, fabrication, and machinery projects
Tips for best results
- Mount on a 4-1/2" angle grinder rated up to 13,300 RPM and ensure the tool guard is in place
- Use a light to moderate touch and keep the disc moving to avoid gouging
- Wear appropriate PPE: safety glasses, gloves, and a face shield
- Inspect the disc for wear; replace if edges begin to separate or the backing shows excessive wear
Why choose Norton Clipper for metal finishing
Professionals rely on Norton Clipper for reliable performance, durable construction, and consistent results across tough metalworking tasks. This 80‑grit flap disc delivers the right balance of aggressiveness and control for efficient material removal, smooth finish, and longer disc life, making it a dependable choice for shop floors and job sites alike.
