DN30/3 (JEX-28)
Needle scaler

Stroke: 30 mm
Equipment: 28 needles (Ø 3 x 180 mm)
14 needles (Ø 4 x 180 mm)
Current: Pneumatic
IMPA: 590464

  • 82140000
The air operated needle scaler DN 30/3 (JEX-28) is the most powerful and versatile tool for...more
DN30/3 (JEX-28)
Needle scaler


The air operated needle scaler DN 30/3 (JEX-28) is the most powerful and versatile tool for derusting , proven for derusting and cleaning of small surfaces from rust film, paint, mussel coating, slag and much more. The needle gun is used in shipping, shipyards, for small-scale corrosion protection work, e.g. on masts or containers, or in mechanical engineering.

Quick change of accessory


Flexible and powerful
High-quality tool, high-quality needles
Equipped with 28 standard needles (Ø 3 x 180 mm)
14 standard needles (Ø 4 x 180 mm) and needle supporter included
Conversion to Ø 2 mm needles possible
Optional needle available from 180mm to 800mm length
Additional needle carrier may be necessary
Needles available for machining stainless steel
Spark free needles available
Stroke: 30 mm
Long service life with low maintenance
Quick change of replacement needles

Air needle scaler DN30/3 (JEX-28) - no comparison to cheap tools - powerful, sturdy, long-lasting

The air needle scaler DN 30/3 (JEX-28) is universally usable and with 30mm stroke our most powerful needle scaler in pistol form, optimal for derusting with a hand tool. The weight of 3.5 kg as well as the sturdy design can be perfectly staged in use. Thanks to extensive accessories, the use of Ø 2 mm, Ø 3 mm or Ø 4 mm needles is possible. You can process all common materials with the standard needles, special VA needles are available for stainless steel and we can even offer you spark-free needles made of copper-berryllium. The lengths range from 180mm to 800mm. The performance is only topped by the low-vibration DN3000A. The needle scaler is equipped with 28 standard needles (Ø 3 x 180 mm), which reliably remove paint, deposits and flash rust from metal surfaces. A needle supporter and 14 standard needles (Ø 4 x 180 mm) are included. For the conversion to Ø 2 mm needles, you need a suitable needle supporter, and the conversion or needle change in case of wear is made quick and easy. All you have to do is loosen one screw on the housing, remove the cover and you can remove the needle carrier and needles from the tool and replace them. Thanks to the extensive range of accessories, the needle scaler is very adaptable to the working environment and can therefore be used universally. The needles adapt perfectly to any surface and can therefore also work on uneven surfaces such as checker plates, deep joints or corners and angles. Our compressed air needle scalerhas a long service life, is low-maintenance and runs reliably for a long time thanks to its high quality, also of the needles - a reliable partner for derusting work.

Technical specifications

Blows: 4500 min-1
Stroke: 30 mm
Construction form: Pistol
Start: Valve lever
Equipment: 28 needles (Ø 3 x 180 mm)
14 needles (Ø 4 x 180 mm)
Length: 264 mm
Height: 173 mm
Weight: 3.5 kg
Inlet air connection: R 3/8"
Recommended hose Ø: 9 mm
Air consumption: 5.8 l/s
Current: Pneumatic
P_Max. Betriebsdruck: 6.3 bar
Information: Länge ohne Nadeln
IMPA: 590464

The following Documents are available:

Included in delivery:

Tool with 28 standard needles assembled (Ø 3 x 180 mm), 14 spare needles (Ø 4 x 180 mm), hose nipple, adapter, assembly wrench, needle supporter.