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Walter Saucer-Cup Brush 4-1/2" Knot-Twisted Carbon Steel

$3.38/ea $2.41/1 per each only $2.41/eaSave 29%

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OVERVIEW

Precision Cleaning for Professional Welders

Upgrade your grinding arsenal with the Walter Saucer-Cup Wire Brush, a premium abrasive solution designed to tackle the toughest cleaning jobs in the shop. When standard cup brushes can't get into the corners and wheel brushes don't offer enough surface area, the saucer-cup design bridges the gap. Its angled profile allows you to work comfortably on both flat surfaces and in tight 90-degree angles, making it incredibly versatile for complex fabrication projects. This 4-1/2 inch brush is equipped with knot-twisted carbon steel wires, delivering the aggressive scrubbing action needed to strip away heavy rust, mill scale, and stubborn paint.

One of the standout features of Walter brushes is their exceptional balance. Poorly balanced brushes cause angle grinders to shake violently, leading to "white finger" syndrome and making it difficult to control the tool. Walter's precision manufacturing ensures that every Saucer-Cup brush spins true, providing a smooth, controlled experience that lets you focus on the work, not the wobble. This balance also extends the life of your power tools by minimizing the stress on the spindle bearings.

Designed for longevity, this brush features premium oil-hardened and tempered wire that resists fatigue and breakage. This means fewer wire fly-offs and a safer working environment for you and your team. The 5/8"-11 threaded arbor ensures a quick and secure fit on most standard angle grinders, so you can swap tools and get back to work in seconds. Whether you are prepping a pipe for welding, cleaning up a structural beam, or restoring old machinery, the Walter Saucer-Cup Brush offers the reliability and performance professional welders demand.

Features & Benefits

  • Versatile Shape: Saucer profile cleans flats and corners equally well.
  • Aggressive Action: Knot-twisted carbon steel powers through heavy buildup.
  • Smooth Operation: Precision balancing reduces vibration and tool wear.
  • Safety First: High-quality wire construction reduces wire breakage and hazards.
  • Universal Fit: Compatible with standard 4-1/2" and 5" grinders with 5/8-11 spindles.
Additional Information
Diameter:4-1/2 in
Arbor Size:5/8"-11
Wire Material:Carbon Steel
Wire Style:Knot-Twisted
Shape:Saucer-Cup
Max RPM:12500
Application:Weld cleaning, Scale removal, Deburring, Surface preparation
Compatible Tools:Angle Grinders
Packaging Description:1 per each

INCLUDED

  • 1 x Walter Surface Technologies Saucer-Cup Wire Brush (4-1/2" Carbon Steel)

APPLICATIONS

  • Post-weld cleaning and slag removal
  • Removing heavy rust and corrosion
  • Surface preparation before painting or coating
  • Deburring metal edges
  • Cleaning inside corners and fillets
  • Pipeline maintenance and fabrication

FAQ

The saucer (or bevel) shape combines the benefits of a cup brush and a wheel brush. It allows the operator to clean flat surfaces efficiently while also being able to reach into 90-degree corners and fillets that a standard flat cup brush cannot access.

This brush is designed for angle grinders, specifically 4-1/2 inch or 5-inch models that have a standard 5/8"-11 threaded spindle.

This specific model uses carbon steel wire. For stainless steel or aluminum applications, you should use a stainless steel wire brush to prevent cross-contamination and rust issues.

The maximum safe operating speed is 12,500 RPM. Always ensure your angle grinder's RPM does not exceed this rating.

Knot-twisted wire is stiffer and more aggressive, making it ideal for heavy-duty cleaning, removing thick scale, and working on rough surfaces. Crimped wire is better for lighter cleaning and finishing.

No, Walter brushes are known for their precision balancing, which significantly reduces vibration compared to economy brands. This improves comfort and reduces wear on your power tool.

Yes, the aggressive knot-twisted wire is very effective at stripping old paint, rust, and coatings from metal surfaces.
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