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Walter Allsteel 6-Inch Stringer Bead Knot Wire Wheel for Steel

$38.32/ea $23.95/1 per each only $23.95/eaSave 37%

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OVERVIEW

Aggressive Cleaning for Root Passes and Heavy Slag

As a welder, you know that surface preparation and inter-pass cleaning are just as important as the weld itself. The Walter Allsteel 6-inch Knot Wheel Brush is built to handle the toughest cleaning jobs in the shop or out in the field. If you are welding pipe or heavy structural steel, this stringer bead brush is your best friend for digging out slag from tight corners and cleaning up root passes before the next layer goes down. Unlike cheaper brushes that shed wire and vibrate your hands to numbness, Walter brushes are precision-balanced to run smooth and true.

The secret lies in the twist knot design. The carbon steel wires are tightly twisted into knots, making the brush extremely stiff and aggressive. This allows you to strip away heavy mill scale, rust, and spatter with minimal pressure. Because the brush is balanced so well, you can run it on your grinder for longer periods without experiencing the fatigue that comes from wobbly, unbalanced wheels. This means you can get more work done with less strain on your wrists and arms.

This 6-inch wheel features a narrow 3/8-inch face, which is the perfect size for getting into V-grooves and fillet welds. It cuts fast and leaves a clean surface ready for the next pass or for final inspection. Whether you are prepping a joint, cleaning a hot pass, or removing spatter from the finished piece, the Allsteel brush delivers consistent results. It is designed specifically for carbon steel, so you get maximum life and performance without wasting money on brushes that wear out after a few uses.

Why Welders Choose Walter Allsteel

  • Runs Smooth: Precision balancing means less vibration and no "grinder hop."
  • Digs Deep: Narrow knot design reaches deep into weld roots and corners.
  • Lasts Longer: High-quality tempered wire resists breaking and flaring out.
  • Safety First: Stronger construction reduces the risk of flying wire filaments.
Additional Information
Brand:Walter Surface Technologies
Diameter:6"
Width:3/8"
Wheel Style:Twist Knot
Used To Grind:Steel
Packaging Description:1 per each
Wire Material:Carbon Steel
Brush Type:Stringer Bead / Knot Wheel
Construction:Knotted
Application:Weld Cleaning, Surface Preparation

INCLUDED

  • One (1) 6" x 3/8" Allsteel Knot Wire Wheel Brush

APPLICATIONS

  • Cleaning root passes in pipe welding
  • Removing heavy slag and spatter from structural welds
  • Surface preparation prior to painting or coating
  • Deburring cut steel edges
  • Removing rust and mill scale from steel plates
  • Cleaning expansion joints and narrow grooves

FAQ

A crimped wire wheel has wavy wires and is more flexible, making it better for light cleaning and surface finishing. This knot wire wheel (13W651B) has wires twisted into tight bundles, making it much stiffer and more aggressive for heavy-duty cleaning like removing slag, thick rust, and scale.

No, you should not use this carbon steel brush on stainless steel. Doing so will leave carbon deposits on the stainless surface, which can lead to 'after-rust' or corrosion. For stainless steel, use a Walter brush with stainless steel wire (often labeled 'Inox').

This 6-inch wire wheel is typically designed for use on angle grinders or bench grinders, depending on the arbor size. Ensure your tool's RPM rating meets or exceeds the brush's maximum RPM rating and that the arbor size matches.

Stringer bead brushes have a very narrow face width (like the 3/8" width on this product) and tight knots. They are specifically designed to fit into the narrow grooves of pipe welds (stringer beads) to clean out slag between passes.

A balanced brush spins concentrically without wobbling. This reduces vibration, which prevents operator fatigue (such as hand-arm vibration syndrome) and extends the life of the grinder's bearings and gears.

Yes, absolutely. Wire brushes can shed filaments during use. Always wear ANSI-approved safety glasses, a face shield, heavy gloves, and protective clothing (apron/sleeves) to protect against flying wires and debris.

Replace the wheel when the wire filaments have worn down significantly, causing the brush to lose its effectiveness or balance. Do not use the brush if you see signs of core failure or if large clumps of wire are missing.

The bulk packaging (indicated by the 'B' in the SKU) is ideal for high-volume users. It reduces packaging waste and often provides a better price per unit for industrial facilities that go through consumables quickly.
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