Walter 5-Inch Crimped Wire Cup Brush with Safety Ring

Name: Walter 5-Inch Crimped Wire Cup Brush with Safety Ring
Brand: Welders Helper
SKU: 13D524
Price: 40.60 CAD
Availability: InStock

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SKU: 13D524 Categories: Abrasives, Bench Grinding Wheels

OVERVIEW

Reliable Cleaning for Weld Prep and Cleanup

For professional welders and fabricators, surface preparation is key to a quality weld, and the Walter 5-inch Crimped Wire Cup Brush (13D524) is built to handle exactly that. When you need to strip paint, remove rust, or clean up scale from steel plates and structures, this brush attaches quickly to your 5-inch angle grinder and gets to work. The crimped wire design is excellent for general-purpose cleaning where you need to cover large surface areas quickly. It provides a thorough scrubbing action that removes contaminants without digging into the metal surface, making it ideal for prepping base materials before laying a bead or cleaning up heat discoloration afterwards.

What sets this brush apart in the shop is the safety supporting ring. We've all used brushes that flare out immediately, becoming useless floppy wires that just slap the metal instead of cleaning it. Walter's ring holds the wires tight, keeping the brush stiff and aggressive for longer. Once you've worn the wires down to the ring, you don't throw the brush away—you simply knock the ring off to unleash a whole new layer of wire. It's like getting two brushes in one, saving you trips to the tool crib and money on consumables.

This tool is tough enough for structural steel work but flexible enough for lighter detailing. The 5/8"-11 threaded hub spins on and off your grinder easily, so you can switch between a grinding wheel and this brush in seconds. The wires are made from high-grade steel that resists snapping, meaning fewer flying wires and a safer work environment. Whether you are refurbishing old equipment, cleaning beams for construction, or just doing general shop maintenance, this Walter cup brush provides the consistent, smooth performance you need to get the job done right.

Practical Applications

Pre-Weld Prep: Strip rust and mill scale to ensure clean penetration.
Post-Weld Cleaning: Remove light slag and heat tint.
Surface Restoration: Quickly strip peeling paint from steel structures.

Additional Information
Brand:Walter Surface Technologies
Diameter:5"
Arbor (in):5/8"
Wheel Style:Brush
Used To Grind:Steel
Wire Style:Crimped
Thread Size:5/8"-11
Special Features:Safety Supporting Ring
Brush Type:Cup Brush
Packaging Description:1 per each

INCLUDED

1x Walter 5" Crimped Wire Cup Brush with Safety Ring (13D524)

APPLICATIONS

Cleaning steel surfaces prior to welding
Removing rust, scale, and oxidation
Stripping paint and coatings from metal
Cleaning metallic structures and beams
General maintenance and surface preparation
Deburring large steel parts

FAQ

The safety supporting ring prevents the wires from flaring out too early due to centrifugal force. This keeps the brush aggressive and safe. Once the wires wear down to the ring, you can remove the ring to expose fresh wire, extending the brush's life.

This cup brush has a standard 5/8"-11 threaded arbor, which fits most standard 4.5-inch, 5-inch, and larger angle grinders sold in North America.

This specific model is designed for carbon steel. Using it on stainless steel may cause contamination (rust) on the stainless surface. For stainless steel, look for a brush with stainless steel wires.

Crimped wire is flexible and ideal for light to medium cleaning, paint removal, and irregular surfaces. Knot wire is twisted for higher impact and is better for heavy-duty cleaning like removing thick slag or heavy scale.

Once the wires have worn down flush with the ring, the ring can typically be knocked off or pried off using a tool, exposing the remaining length of wire for continued use.

This is a 5-inch diameter cup brush.

While it can remove light slag, a twisted knot wheel is generally recommended for heavy slag removal as it is more aggressive. This crimped brush is better for rust, paint, and general surface cleaning.

Always check the stamped RPM on the actual product. Generally, 5-inch cup brushes are rated for speeds compatible with standard angle grinders, but you must ensure your grinder's RPM does not exceed the brush's rating.