
Armeg ERT03.5 Standard Reach 3.5mm Re-threader
ERT03.5
Armeg ERT03.5 Standard Reach 3.5mm Re-Threader – Quick Thread Repair for Back Box Installations
The Armeg ERT03.5 Standard Reach Re-Threader is a reliable solution for restoring damaged 3.5mm threads in electrical back boxes. Compact and easy to use, it’s perfect for day-to-day installations where quick, accurate thread repair is essential.
- Fast Thread Repair: Quickly rethreads 3.5mm fixing holes, ensuring secure mounting of faceplates and fittings.
- Standard Reach: Ideal for routine re-threading tasks in most electrical back boxes.
- Professional Finish: Provides a clean, accurate thread for hassle-free installations.
- Installer-Grade Quality: Built to Armeg’s high standards for durability and long-term use.
- Time-Saving Tool: Minimises downtime by avoiding the need to replace damaged boxes.
Technical Specification
- Thread Size: 3.5mm
- Tool Type: Standard reach re-threader
- Application: Repairing damaged threads in electrical back boxes
- Range: Part of Armeg's Conduit Installation Range
- Construction: Precision-engineered for consistent results
✅ Restore thread integrity in seconds with the Armeg ERT03.5 – the quick-fix tool every electrician should carry!

Hand Guard | N |
Soft Grip | N |
Ean Code | 5022081030108 |
Product | Re-Threading Tools |
Type | Re-Threading Tool |
Colour | Red/Black |
Length | 97 mm |
Use | Rethreading 3.5mm back boxes |
Width | 3.5 mm |
Handle Material | Plastic |
Shaft Material | Metal |
Delivery Options:
- PRIORITY DELIVERY – Next Working Day (All items in stock and ordered before 3 pm) - £7.08 inc-VAT. (£5.90 ex-VAT)
- Orders Over £100 (before VAT): We offer free standard shipping on all orders shipped to UK mainland addresses
- Orders under £100 (before VAT): Our standard delivery fee to UK mainland addresses is £5.90 ex-VAT (£7.08 inc-VAT)
*Delivery charges to JE, GY, TR, BT, IM, IV, HS, KW, ZE and certain PA post codes are £12 ex-VAT for all orders (Prices subject to change).
Items requiring specialist shipping:
- Orders containing Solar Panels, Batteries and/or Inverters: Up to 50 qty will be dispatched on a pallet and incur a £120 ex-VAT delivery charge**.
**Delivery charges to JE, GY, TR, BT, IM, IV, HS, KW, ZE and certain PA post codes are £180 ex-VAT (Prices subject to change).
Contact us if you have any further questions.