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13G314 - Walter 3-Inch Stainless Steel Wire Cup Brush with 5/8-11 Arbor

$99.52/ea Save 37% ($37.32)$62.20/ea

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OVERVIEW

Heavy-Duty Cleaning for Stainless Fabrication

When you are finishing a stainless steel weld or prepping aluminum for fabrication, you need a wire brush that won't contaminate your base metal. The Walter 3-Inch Stainless Steel Cup Brush (13G314) is built for exactly that. It features high-grade stainless bristles that aggressively remove slag, spatter, and oxidation without leaving behind carbon deposits that could ruin your pass or lead to future corrosion. It is the perfect companion for your 4.5-inch or 5-inch angle grinder.

We know that vibration is the enemy of a long shift. Walter has dynamically balanced this cup brush to run smoothly, saving your hands and wrists from the fatigue of a wobbling tool. The crimped wire design is excellent for covering large, flat areas quickly, while the built-in supporting ring keeps the wires tight and focused. This means the brush doesn't just splay out and stop working; it digs in and cleans effectively for the entire life of the product.

Safety is also a major priority. The supporting ring helps prevent wire breakage and fly-off, keeping you safer while you work. Whether you are cleaning up a tank, polishing a railing, or just removing shop grime, this brush threads on in seconds and stands up to the heat and abuse of daily welding work. Stop wasting time with cheap brushes that shed wire and wear out in minutes—upgrade to Walter for a smoother, safer grind.

Additional Information
Diameter:3 in
Arbor (in):5/8"
Item:Brush
Used To Grind:Stainless or Aluminum
Brand:Walter Surface Technologies
Wire Material:Stainless Steel
Thread Size:5/8"-11
Brush Type:Crimped Wire Cup
Product Type:Wire Brush
Wheel Style:Brush
Packaging Description:1 per each

INCLUDED

  • 1x Walter 3" Stainless Steel Cup Brush (5/8"-11 Arbor)

APPLICATIONS

  • Cleaning and finishing stainless steel surfaces.
  • Surface preparation on aluminum without contamination.
  • Removing weld discoloration, scale, and rust.
  • Deburring flat metal parts.
  • General maintenance and cleaning of metal sheets and plates.

FAQ

This brush features a standard 5/8"-11 threaded arbor, fitting most common angle grinders.

Yes, it will work on carbon steel, but it is designed for stainless. Using it on carbon steel and then back on stainless can cause cross-contamination and rust.

Always check the label on the physical product, but 3-inch cup brushes typically have a max RPM rating around 12,000 to 14,000 RPM.

The 13G314 is a crimped wire cup brush, which is ideal for lighter surface cleaning and covering larger areas compared to twisted knot brushes.

The safety-supporting ring prevents the wires from flaring out too much under centrifugal force, keeping the brush aggressive and extending its life.

No, as long as you use it exclusively on stainless steel or aluminum. It is made with stainless wire to prevent rust contamination.

It is compatible with angle grinders that accept a 5/8"-11 spindle, typically 4-1/2", 5", and some 6" grinders.

CATALOGUE & SPEC SHEETS

Spec Sheet
Safety Data Sheet

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