Powerful, mobile thanks to battery operation, and precise - that's how we can summarise the results after the test. Anyone travelling with a TIG welder on different construction sites should at least have the ATG-20 ST in their car to ensure they always do a good job.
Stahlwerk Tungsten grinder ATG-20 ST
Straight grinder, 750 WMore than 10 items in stock at supplier
Product details
The ATG-20 ST tungsten grinder from Stahlwerk is a handy, cordless device that has been specially developed for grinding tungsten electrodes. With an output of 750 watts and a maximum idle speed of 27,000 rpm, it provides the necessary power to precisely process electrodes with diameters from 1 mm to 4 mm. The integrated brushless technology ensures efficient performance and a longer service life for the device. The grinding angle can be preset to 22.5° or 30°, which enables precise processing. A practical sanding dust collector ensures a clean working environment, while the diamond sanding disc provides an optimum finish. The device is suitable for all types of tungsten electrodes and helps to increase the service life of the electrode, resulting in a more stable arc and better results in TIG welding. In addition to the grinder, the scope of delivery also includes a replacement diamond grinding disc, adjustment key, a battery charger and a sturdy carrying case. Handy, cordless design with brushless technology. Practical sanding dust collector for a clean working environment. Adjustable speed from 2,000 to 27,000 rpm. Preset grinding angles of 22.5° and 30° with guide aid. Suitable for all types of tungsten electrodes, increases the service life of the electrode.
Length | 3.68 cm |
Width | 3.68 cm |
Diameter | 3.68 cm |
Power supply | Rechargeable battery operated |
Battery voltage | 20 V |
Item number | 34282030 |
Manufacturer | Stahlwerk |
Category | Sander + polisher |
Release date | 17.5.2023 |
May include power adapter | No |
Colour | Black |
Exact colour description | Transparent |
Sander type | Straight grinder |
Equipment and equipment | Dust filter |
Length | 3.68 cm |
Width | 3.68 cm |
Diameter | 3.68 cm |
Power supply | Rechargeable battery operated |
Battery voltage | 20 V |
Capacity | 4 Ah |
Number of batteries | 1 x |
Battery equipment | 1 battery supplied |
Charger equipment | Charger supplied |
Power | 750 W |
Max. Idle speed | 27000 rpm |
Country of origin | Germany |
CO₂-Emission | |
Climate contribution |
Length | 36 cm |
Width | 6 cm |
Height | 7 cm |
Weight | 1.15 kg |
Length | 44.50 cm |
Width | 33.50 cm |
Height | 14 cm |
Weight | 4.38 kg |
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Reviews & Ratings
Warranty score
How often does a product of this brand in the «Sander + polisher» category have a defect within the first 24 months?
Source: Digitec Galaxus- StahlwerkNot enough data
- 1.BGS0 %
- 1.tectake0 %
- 3.Tormek0.3 %
- 4.Festool0.4 %
Warranty case duration
How many working days on average does it take to process a warranty claim from when it arrives at the service centre until it’s back with the customer?
Source: Digitec Galaxus- StahlwerkNot enough data
- 1.Black & Decker0 days
- 2.Bosch Home & Garden1 day
- 2.Einhell1 day
- 2.Scheppach1 day
Return rate
How often is a product of this brand in the «Sander + polisher» category returned?
Source: Digitec Galaxus- StahlwerkNot enough data
- 1.BGS0 %
- 1.Yato0 %
- 3.Black & Decker0.2 %
- 4.HAZET0.4 %
- with dust trap
- quite heavy
Powerful, mobile thanks to battery operation, and precise - that's how we can summarise the results after the test. Anyone travelling with a TIG welder on different construction sites should at least have the ATG-20 ST in their car to ensure they always do a good job.