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Diablo, 4-1/2" Flap Disc 40, 60 & 80 Grit Steel Demon™

Regular price $20.99 CAD
Regular price Sale price $20.99 CAD
Sale Sold out
Shipping calculated at checkout.

Diablo, 4-1/2" Steel Demon™ Flap Disc 40, 60 & 80 Grit 14838

Key Features:

  1. Premium Zirconium Grit: Provides superior performance and long-lasting durability, even on tough metals.
  2. Multiple Grit Options: Available in 40, 60, and 80 grit to suit different applications and surface finishes.
  3. 4-1/2" Diameter: Compatible with most angle grinders, providing versatility and ease of use.
  4. Type 29 Conical Design: Ideal for aggressive stock removal and smoothing large surfaces, with a 15°-25° grinding angle.
  5. Overlapping Flap Construction: Ensures continuous exposure of fresh abrasive, maintaining consistent performance and a smooth finish.
  6. Fiberglass Backing: Provides strength and stability while absorbing vibrations, resulting in less user fatigue.


  • High Efficiency: Rapid material removal with a smooth finish, reducing the need for multiple tools.
  • Durability: Zirconium grit offers long-lasting performance, extending the life of the disc.
  • Versatility: Suitable for various metalworking tasks, including grinding, deburring, and finishing.
  • User Comfort: Fiberglass backing absorbs vibrations, reducing strain and improving control.
  • Cost-Effective: Combines the functions of a grinding wheel and a fiber disc, reducing the need for multiple tools.


  • Metal Grinding: Removing welds, rust, and paint from metal surfaces.
  • Blending: Smoothing and blending weld seams and metal edges.
  • Finishing: Achieving a fine finish on metal surfaces before painting or coating.
  • Deburring: Removing sharp edges and burrs from cut metal pieces.
  • Surface Preparation: Preparing metal surfaces for welding, painting, or coating.

Grit Options:

  • 40 Grit: For heavy material removal and rough grinding.
  • 60 Grit: For general-purpose grinding and blending.
  • 80 Grit: For fine grinding and finishing.

Specifications to Consider:

  • Disc Diameter: 4-1/2 inches, suitable for most angle grinders.
  • Grit Size: Choose based on the specific task, from aggressive grinding to fine finishing.
  • Backing Material: Fiberglass for durability and vibration absorption.
  • Max RPM: Ensure the disc's maximum RPM matches your angle grinder's speed.

Example Uses:

  • Weld Removal: Quickly grind down weld beads to achieve a smooth surface.
  • Rust and Paint Removal: Efficiently strip rust and old paint from metal surfaces.
  • Edge Smoothing: Smooth sharp edges and burrs after cutting metal.
  • Surface Preparation: Prepare metal surfaces for subsequent welding, painting, or coating.


The Diablo 4-1/2" Steel Demon™ Flap Disc in 40, 60, and 80 grit is an essential tool for metalworkers, providing versatility, efficiency, and durability. Whether you need to remove heavy material, blend weld seams, or achieve a fine finish, these flap discs offer the performance and reliability needed to get the job done. Their high-quality construction and user-friendly design make them a valuable addition to any toolkit, ensuring consistent and professional results on a variety of metalworking tasks.

Available in 40, 60 & 80 grit

Same Day Shipping

Orders placed before 4pm EST on in stock items ship same day

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    Our tools are guaranteed to resist wear and tear. They even have less vibration, making our tools last longer and easier to use for long periods of time.


Do prices include shipping costs?

Shipping costs are not included in our prices. During checkout, we'll determine the shipping charges based on your order's weight and where it's being delivered to.

Can I track my order after it has been shipped?

Once your order ships, we'll shoot you an email with the tracking details. Then, you can easily keep tabs on your package online!

What is the "Shipping Quote" option for?

The Shipping Quote option is available for international customers, those within the USA, or for customers living in remote areas who are interested in knowing the cost of shipping before the order is sent.

How much is shipping on heavy items?

For orders exceeding 150 pounds (approximately 68 kilograms) or measuring more than 165 inches (approximately 419 centimeters) in total overall piece size, freight shipping charges will apply. Prior to shipment being sent out, you'll receive an email or phone call outlining the freight shipping costs.

When will my credit card be charged?

Your credit card will be processed and charged right away for all orders. Just keep in mind that products that are not in stock could take 1-2 weeks to ship.

Can my "ship to" address be different than my "bill to" address?

Absolutely, it's important to note that for security reasons, your billing address must match the one on file with your credit card company.