► Union | Wire Brushes

Clean Weld Seams & Edges Before They Fail You don’t notice bad edge prep when the job’s fresh. It shows up later. Coatings lifting off weld seams. Rust pushing back through cut edges. Steel that looked clean at install starting to break down earlier than it should. Nine times out...

Clean Weld Seams & Edges Before They Fail

You don’t notice bad edge prep when the job’s fresh.

It shows up later. Coatings lifting off weld seams. Rust pushing back through cut edges. Steel that looked clean at install starting to break down earlier than it should. Nine times out of ten, it comes back to one thing, the seams & edges weren’t cleaned properly.

That’s where a proper wire wheel brush setup earns its keep.

Union wire wheel brushes are built for weld cleaning, rust removal & edge prep in areas standard tools don’t reach. Whether you’re running a wire wheel brush for an angle grinder, a crimped wire wheel for lighter prep or a heavy duty knot wire wheel brush for slag removal, these tools cut into seams, corners & tight profiles without damaging the base metal.

Across construction sites, fabrication workshops & industrial maintenance, they’re used daily by crews who know edges are where jobs either hold or fail. Paired with Angle Grinders, supported by Grinder Accessories & driven by setups using Metal Cutting & Grinding Tools, they keep cutting consistently without dropping off under load.

In working setups, they run alongside Die Grinders, Grinding & Cut-Off Wheels, Welding Consumables & Accessories & Fabrication Tools & Workholding to keep prep, welding & finishing work moving without interruption.

Get the edges right & everything else lasts. Miss them & the job comes back.

What’s in This Collection:

► Crimped wire wheel brushes for angle grinders
‣ Light rust removal & controlled surface prep without marking steel

► Twisted knot wire wheel brushes heavy duty
‣ Break through weld slag, scale & heavy corrosion fast

► Narrow face wire wheel brushes
‣ Reach tight weld seams, corners & restricted edges

► Wide face wire wheel brushes
‣ Cover larger edge sections & profiles efficiently

► Drill-mounted wire wheel brush attachments
‣ Flexible cleaning for smaller jobs & confined access

► Die grinder wire wheel brushes
‣ Precision cleaning inside corners & detailed fabrication work

► Stainless steel wire wheel brushes
‣ Prevent contamination when working on stainless materials

► High-speed industrial wire wheels
‣ Maintain wire tension under heat & repeated use

Flat surfaces rarely cause issues. It’s the edges & joints that need the right brush if you want the job to hold long term.

Trade Applications for Union | Wire Wheel Brushes

Wire wheel brushes are used where access, control & consistency matter most.

► Fabrication workshops
 ‣ Clean weld seams on RHS, pipe & structural steel before coating

► Welding prep & post-weld cleaning
 ‣ Remove slag & oxidation to improve weld strength & finish

► Construction & steel erection
 ‣ Clean connection points & edges before bolting or painting

► Industrial maintenance
 ‣ Strip buildup from machinery edges during shutdown work

► Manufacturing environments
 ‣ Remove scale from plasma & oxy cut edges before assembly

► Automotive & mechanical repair
 ‣ Clean rust from tight brackets, mounts & confined steel sections

Edges are where coatings fail first. Clean them properly & the rest of the job holds.

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  • Union Spindle Mount Crimped Wire Brush
    Union - Spindle Mount Crimped Wire Brush 8mm Dia (Long Straight End) | ASLE-08 1780812
    Union Spindle Mount Crimped Wire Brush Flat End Gal High Carbon Steel 0.33mm 8mm Dia x 175mm – Carded | ASLE-08 1780812 The Union Long Reach Flat End Brush is designed for deep internal cleaning and controlled surface preparation. With a slim 8mm diameter...
    $15.84
    $0.00
    $15.84
  • Union Spindle Mount Crimped Wire Brush
    Union - Spindle Mount Crimped Wire Brush 16mm Dia (Straight End) | ASE-16 1781612
    Union Spindle Mount Crimped Wire Brush Flat End Gal High Carbon Steel 0.33mm 16mm Dia x 80mm – Carded | ASE-16 1781612 The Union Spindle Mount Flat End Brush is designed for controlled cleaning and surface preparation on flat and internal surfaces. With 0.33mm...
    $13.85
    $0.00
    $13.85
  • Union Spindle Mount Crimped Wire Brush
    Union - Spindle Mount Crimped Wire Brush 19mm Dia (Straight End) | ASE-19 1781912
    Union Spindle Mount Crimped Wire Brush Flat End Gal High Carbon Steel 0.33mm 19mm Dia x 80mm – Carded | ASE-19 1781912 The Union Spindle Mount Flat End Brush is built for efficient cleaning and surface preparation across internal and flat surfaces. With a...
    $17.79
    $0.00
    $17.79
  • Union Spindle Mount Crimped Wire Brush
    Union - Spindle Mount Crimped Wire Brush 19mm Dia (Pointed End) | APE-19 1791912
    Union Spindle Mount Crimped Wire Brush Pointed End Gal High Carbon Steel 0.33mm 19mm Dia x 80mm – Carded | APE-19 1791912 The Union Spindle Mount Pointed End Brush is built for precision cleaning and deburring in confined areas. With 0.33mm galvanised high carbon...
    $19.78
    $0.00
    $19.78
  • Union Spindle Mount Crimped Wire Brush
    Union - Spindle Mount Crimped Wire Brush 11mm Dia (Straight End) | ASE-11 1781112
    Union Spindle Mount Crimped Wire Brush Flat End Gal High Carbon Steel 0.33mm 11mm Dia x 75mm – Carded | ASE-11 1781112 The Union Spindle Mount Flat End Brush is designed for controlled cleaning and surface preparation on flat and internal surfaces. With 0.33mm...
    $9.91
    $0.00
    $9.91
  • Union Spindle Mount Crimped Wire Brush
    Union - Spindle Mount Crimped Wire Brush 8mm Dia (Long Pointed End) | APLE-08 1790812
    Union Spindle Mount Crimped Wire Brush Pointed End Gal High Carbon Steel 0.33mm 8mm Dia x 175mm Long – Carded | APLE-08 1790812 The Union Long Reach Pointed End Brush is designed for deep internal cleaning and precision work in extended access areas. With...
    $16.81
    $0.00
    $16.81
  • Union Spindle Mount Crimped Wire Brush
    Union - Spindle Mount Crimped Wire Brush 16mm Dia (Pointed End) | APE-16 1791612
    Union Spindle Mount Crimped Wire Brush Pointed End Gal High Carbon Steel 0.33mm 16mm Dia x 80mm – Carded | APE-16 1791612 The Union Spindle Mount Pointed End Brush is designed for precision cleaning and deburring in tight or hard-to-reach areas. With 0.33mm galvanised...
    $14.83
    $0.00
    $14.83
  • Union Spindle Mount Crimped Wire Brush
    Union - Spindle Mount Crimped Wire Brush 11mm Dia (Pointed End) | APE-11 1791112
    Union Spindle Mount Crimped Wire Brush Pointed End Gal High Carbon Steel 0.33mm 11mm Dia x 75mm – Carded | APE-11 1791112 The Union Spindle Mount Pointed End Brush is designed for precision cleaning and deburring in tight or hard-to-reach areas. With 0.33mm galvanised...
    $10.91
    $0.00
    $10.91

Where Edge Prep Either Holds or Fails

It’s rarely the large surface that causes a job to come back.

It’s the weld seams that weren’t fully cleaned. The cut edges are still holding scale. The corners that looked fine visually but weren’t properly prepped before coating.

That’s where failures start.

On site, you’ll pick it up quickly if you’ve seen it before. Run a hand along a weld seam & you can feel what’s been missed. Once coatings go over that, the issue is already locked in.

Wire wheel brushes are designed for those exact areas. They get into seams, edges & tight profiles where flat tools don’t reach properly.

Under Australian conditions, steel doesn’t stay clean for long. Heat, dust & moisture build up fast, especially around welds & joints. Lower grade wire wheels lose their structure quickly. The wire softens, spreads & stops cutting. You’ll feel it straight away, instead of biting in, it starts skating across the surface.

Trade-grade wire wheel brushes hold their shape & keep cutting consistently across the job.

When used with Grinding & Cut-Off Wheels, supported by Fabrication Tools & Workholding & paired with Welding Consumables & Accessories, edge prep becomes controlled instead of rushed.

Keeping supply steady matters when these are used daily. Same day dispatch keeps stock moving without delays, while Trade support Solutions helps crews stay supplied & ready without downtime.

Across fabrication shops, construction crews & industrial maintenance teams, the difference shows up later. Clean edges hold. Missed ones don’t.

► Trade grade wire wheels that maintain cutting performance under load
► Designed for weld cleaning, rust removal & precision edge prep
► Bulk supply options for high-use workshop consumables
► Fast nationwide delivery across Australia

Sort Your Edge Prep Before It Becomes Rework

The main surface might look clean, but it’s the edges that decide how long the job lasts.

Dial in the right wire wheel brushes for your grinder or drill, cover weld seams properly & don’t leave prep to chance. Whether it’s slag removal, rust cleaning or post-cut prep, the right setup keeps everything consistent.

Get it right now & you won’t be fixing it later.

Frequently Asked Questions

Heavy duty knot wire wheel brushes are best for weld seams. They stay aggressive under heat & remove slag without losing cutting performance.

Most setups use 100mm or 125mm wire wheel brushes. Always match the brush rating to your grinder speed for safe operation.

Yes. Crimped wire wheels are ideal for lighter rust removal & surface prep where you don’t want to gouge the material.

Heat & wear reduce wire tension. Once the wires spread, the brush loses its bite & starts polishing instead of cutting.

Narrow face wire wheels or die grinder-mounted brushes give better control & access in confined areas.

Yes. They’re commonly used to remove scale & oxidation from cut edges before welding or coating.

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