Böhler Welding collet body for 2.4 mm electrodes, TIG torches with 17/18/26 consumables (BT17, BT26, ST 2200, ST 3000, ST 4000). It screws into the torch head, holds the collet, and the standard ceramic nozzle screws onto it. Pack of 3.
What it is for
The collet body carries the gas to the nozzle and locates the collet. Choose it by electrode diameter, together with the collet: for 2.4 mm use collet 82.10.315. Replace it when the thread is damaged or the gas holes are blocked.
| Part number | 82.10.158 |
|---|---|
| Brand | Böhler Welding |
| Type | Collet body, standard |
| Electrode diameter | 2.4 mm |
| Consumable range | 17/18/26 (standard) |
| Pack quantity | 3 pcs |
Fits
- BT17, BT17 U/D, BT17 with potentiometer, BT17V
- BT26, BT26 U/D, BT26 with potentiometer, BT26V
- ST 2200 U/D, ST 2200 FX U/D, ST 2200 FX DigiTig
- ST 3000 U/D, ST 3000 DigiTig, ST 3000 FX U/D, ST 3000 MP U/D
- ST 4000 U/D, ST 4000 DigiTig, ST 4000 FX U/D, ST 4000 FX DigiTig
Also order
FAQ
How does it differ from the gas lens collet body?
The gas lens body (82.10.354) has a mesh screen for laminar gas flow, so you can extend the electrode further. It needs gas lens nozzles.
Does it fit the ST 2500 torch?
No. The ST 2500 uses 9/20 consumables with their own parts.
You buy from the authorised Böhler Welding distributor and service partner in Poland, with a VAT invoice and shipping from Krotoszyn, also within the EU.

