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83071 - Pferd 3/4" Knot Wire End Brush, Flared Cup, .010 CS, 1/4" Shank

Packaging: 10 in a pack
$28.80/ea $180.00/10 in a pack only $18.00/eaSave 37%

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SKU: PFE83071 Categories: ,

OVERVIEW

Industrial Grade Knot Wire End Brush

The Pferd 83071 is a premium 3/4-inch Knot Wire End Brush designed for the most demanding industrial environments. Engineered by Pferd, a global leader in abrasive solutions, this brush features a specialized flared cup design that expands during rotation, allowing it to effectively reach into corners, fillets, and recessed areas that standard brushes cannot access. The brush is constructed with high-tensile .010-inch carbon steel wire, twisted into tight knots to deliver aggressive impact action. This makes it an essential tool for heavy-duty applications such as removing thick scale, heavy rust, rubber flash, and slag from welds.

Equipped with a standard 1/4-inch shank, this end brush is compatible with a wide range of pneumatic and electric die grinders. The precision manufacturing ensures excellent balance, minimizing vibration at high speeds, which protects both the tool and the operator from fatigue. Whether used for mold cleaning in foundries or surface preparation in fabrication shops, the Pferd 83071 delivers consistent performance and a long service life. Its robust construction ensures that the wires remain intact even under severe pressure, providing a safe and reliable solution for surface finishing tasks.

Professionals rely on Pferd brushes for their consistency and durability. This specific model's flared configuration is particularly useful for cleaning the internal diameters of pipes or irregular metal surfaces where a focused, aggressive brushing action is required. It is an indispensable accessory for MRO (Maintenance, Repair, and Operations) professionals seeking efficiency and quality in their surface treatment processes.

Additional Information
Brand:Pferd
Diameter:3/4"
Wire Material:Carbon Steel
Wire Diameter:.010"
Shank Size:1/4"
Brush Type:Knot Wire End Brush
Shape:Flared Cup
Application:Heavy-duty cleaning, Weld cleaning, Mold cleaning
Packaging Description:10 in a pack

INCLUDED

  • 1 x 3/4" Knot Wire End Brush (Flared Cup, .010 Carbon Steel)

APPLICATIONS

  • Cleaning recessed areas and corners in metal fabrication.
  • Removing heavy rust, scale, and paint from steel surfaces.
  • Weld cleaning and slag removal in tight fillets.
  • Mold cleaning and maintenance in casting operations.
  • Deburring and surface preparation in machined parts.
  • Rubber flash removal.

FAQ

Knot wire is twisted into tight bundles, making it much stiffer and more aggressive for heavy-duty cleaning. Crimped wire is flexible and better for light cleaning or surface finishing.

No, this brush uses carbon steel wire. Using it on stainless steel can leave carbon deposits that lead to rust (after-rust). You should use a stainless steel wire brush for stainless applications.

It has a 1/4" shank, so it fits most standard pneumatic or electric die grinders and power drills with a 1/4" collet or chuck.

The flared cup shape allows the wires to extend outward slightly, making it easier to reach into corners, fillets, and contours that a straight end brush might miss.

Always check the specific RPM rating printed on the brush or packaging. Generally, end brushes of this size are rated for high speeds suitable for die grinders, often around 20,000 RPM, but verification is required for safety.

Yes, the knot wire construction is specifically designed for severe applications like removing heavy slag and weld spatter.

Yes, absolutely. Wire brushes can throw debris and loose wires at high speeds. Always wear ANSI-approved safety glasses, a face shield, and protective clothing.