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Weiler 90858 twist knot wire wheel brush, 8 inch diameter, carbon steel bristles, threaded arbor hole

Weiler

Weiler 90858 Twist Knot Wire Wheel Brush 8 in

SKU CH-D4AA-ZGAEV

An 8-inch twist knot wire wheel brush with carbon steel bristles for bench or pedestal grinders, 5/8-inch threaded arbor, 6,000 RPM max

  • Twist knot carbon steel bristles remove heavy material fast
  • 8 inch diameter covers large surfaces in fewer passes
  • 5/8 inch threaded hole fits standard bench and pedestal grinders
  • 6,000 RPM maximum speed supports aggressive cleaning tasks
  • 023 inch wire diameter balances durability with fine finish

8 inch twist knot wire wheel brush

This 8 inch diameter wire wheel brush uses standard twist knot carbon steel bristles for aggressive surface preparation on aluminum. It mounts on a bench or pedestal grinder through a 5/8 inch threaded arbor hole. The face width is 3/4 inch with bristles 1 5/8 inch long and 0.023 inch thick. Maximum operating speed is 6,000 RPM for safe use on compatible grinders.

Replaces worn or softer wire wheels

Swap out a depleted wheel when material removal slows or the face width narrows below effective contact. The upgrade is worth it when the job demands faster cleaning of welds, rust or scale on aluminum without loading. Do not use on grinders exceeding the rated speed or on materials not suited to carbon steel bristles.

Sustained grinding keeps knot integrity

Under continuous load the twist knot construction resists unraveling and maintains cutting edges longer than crimped wire alternatives. Heat buildup stays manageable within the rated RPM range so the brush does not soften prematurely. Operators should still pause periodically to inspect bristle wear and arbor tightness.

Highlights

  • Twist knot carbon steel bristles remove heavy material fast
  • 8 inch diameter covers large surfaces in fewer passes
  • 5/8 inch threaded hole fits standard bench and pedestal grinders
  • 6,000 RPM maximum speed supports aggressive cleaning tasks
  • 023 inch wire diameter balances durability with fine finish

Specifications

BrandWEILER

Questions about this item

Will the 5/8 in threaded hole fit my bench grinder spindle?

The brush mounts on a 5/8 in threaded arbor, which matches most standard bench and pedestal grinders.

How do I tighten the brush so it does not loosen at 6,000 RPM?

Thread the brush onto the spindle by hand, then snug it with the grinder's flange nuts while holding the wheel — do not overtighten, which can strip the threads.

When should I replace the 0.023 in carbon steel knots?

Replace the wheel when the knots are worn down to the hub, wires break off during use, or the brush no longer cleans the aluminium effectively.

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