Which tools are compatible with this wheel brush?

With its 6 mm shank, it fits straight grinders, drills, and flexible shafts equipped with a 6 mm collet or chuck.

What are the dimensions of this mounted wheel brush?

The brush features an outer diameter of 20 mm, a width of 4 mm, and a shank diameter of 6 mm.

What is the maximum operating speed for this brush?

The maximum no-load speed is 20000 rpm.

What applications is this brush designed for?

It is designed for cleaning, derusting, light deburring, and surface finishing on contours and hard-to-reach areas.

What filament material does this brush use?

It uses non-twisted, crimped steel wire with a wire thickness of 0.2 mm.

PFERD 2004/6 ST 0,20 round brush untied RBU Ø 20 x 4 mm pin-Ø 6 mm steel wire-Ø 0.20 - 43101001

Name: PFERD 2004/6 ST 0,20 round brush untied RBU Ø 20 x 4 mm pin-Ø 6 mm steel wire-Ø 0.20 - 43101001
Brand: PFERD
SKU: 41944510
Price: 8.69 EUR
Availability: InStock

Supplier number: PFERD 43101001 | EAN 4007220152980

From 1 piece €8.69

From 10 pieces €8.25 - €4.34 saving

From 20 pieces €8.04 - €13.03 saving

From 30 pieces €7.82 - €26.06 saving

8.69 tax incl.

€7.18 excl. VAT (incl. all environmental contributions)

On stock - immediately available

Ordered before 20:00 - delivered as of 12/10/2026
Shipping costs €11.99 VAT included | Free shipping for orders over a total amount of 125 euros
Delivery by DHL
Delivered from Belgium

✆ Talk to a specialist

Fine surface finishing with Pferd

Practical benefits

Flexible contour following action: The crimped steel wire flexes easily around complex workpiece shapes, allowing you to achieve a uniform finish without gouging the base material.
High speed precision work: Mounted on a sturdy 6 mm shank, you can safely run up to 20000 rpm on straight grinders or drills for swift results.
Reliable cleaning and deburring: The 0.20 mm steel wire effectively removes rust, scale, and light burrs while offering high fatigue resistance and long service life.

In a nutshell

The right choise for

With the Pferd rbu 2004/6 st 0,20 wheel brush, you can clean and deburr narrow passages and hard-to-reach recesses with complete precision. The flexible, non-twisted 0.2 mm steel wire conforms smoothly to the contours of your workpiece, removing light rust, oxidation, and paint residue without gouging the base material. Featuring a compact 20 mm diameter and a 4 mm width, it provides superior control when finishing fine grooves, weld seams, and narrow profiles. The sturdy 6 mm shank fits directly into your straight grinder or drill, allowing you to operate safely at speeds up to 20000 rpm for fast, consistent surface results.

Product information FAQ

€8.69

In stock - tax incl.

Key features according to our expert

Brush diameter: 20 mm
Connection type (machine): Shank
Material (brush filament): Steel wire
Wire thickness: 0,2 mm
Twisted: No
Thickness: 4 mm
Max. no-load speed: 20000 rpm
Connection size (machine): 6 mm

Product description

PFERD Wheel brush crimped RBU dia. 20x4 mm shank dia. 6 mm steel wire dia. 0.20

Characteristics

Generally suitable for cleaning, derusting, smoothing, cleaning of weld seams, light deburring, and removal of corrosion and paint
Steel wire is the most common filament material
Brushes with steel wire as the filament material are especially well-suited to work on surfaces and deburring
PFERD special wire has high tensile strength and bending fatigue strength
This ensures that the wire wears down in the optimal way, as well as a long tool life, even in extreme brushing applications
Steel wire withstands temperatures up to 300 Â°C

Advantages:

Highly flexible, enabling optimal adjustment to the workpiece contour.
Long tool life through use of PFERD special wire.
Creates fine surfaces.

All Features

Brush diameter: 20 mm
Connection type (machine): Shank
Material (brush filament): Steel wire
Wire thickness: 0,2 mm
Twisted: No
Thickness: 4 mm
Max. no-load speed: 20000 rpm
Connection size (machine): 6 mm
ø topping material: 0.2
Length, trim: 3
Filling material: Steel wire (ST)
Max. rpm: 20000
Rpm, opt., to: 15000
Rpm, opt., of: 10000
Processing tasks: Cleaning
Workable materials: Cast iron
Recording system: Pin
ø shaft metric: 6

Brand PFERD
41944510
EAN 4007220152980
Supplier number PFERD 43101001

Frequently asked questions about this product

Answered by specialists

Which tools are compatible with this wheel brush?: With its 6 mm shank, it fits straight grinders, drills, and flexible shafts equipped with a 6 mm collet or chuck.
What are the dimensions of this mounted wheel brush?: The brush features an outer diameter of 20 mm, a width of 4 mm, and a shank diameter of 6 mm.
What is the maximum operating speed for this brush?: The maximum no-load speed is 20000 rpm.
What applications is this brush designed for?: It is designed for cleaning, derusting, light deburring, and surface finishing on contours and hard-to-reach areas.
What filament material does this brush use?: It uses non-twisted, crimped steel wire with a wire thickness of 0.2 mm.