Tighten and loosen nuts and bolts with sockets, without taking the tool off at every turn.

Extension bar 1/4" C01/70 Unifix
Key features
- TypeExtension bar
- Connection1/4"
- Length (mm)150
- MaterialChrome-vanadium steel
- FinishPolished chrome-plated
- StandardDIN 3123, ISO 3316
What it is
Extension bar 1/4" C01/70 Unifix. Key specifications: type Extension bar, connection 1/4", length (mm) 150.
A socket extension bar is a shaft with a male square drive on one side and a female one on the other, which extends the ratchet to reach recessed or distant nuts.
What it is for
Used for tightening nuts and bolts where torque must be accurate and repeatable.
How to use it
Fit it between the ratchet and the socket, with drives of the same size, and push it in until it clicks. Keep the bar in line with the screw to stop it slipping. Do not extend the lever with tubes and with impact drivers, impact extension bars are required.
Where it is used
- Building services
- Mechanical engineering industry
- Mechanical workshops
Technical data
- Type: Extension bar
- Connection: 1/4"
- Length (mm): 150
- Material: Chrome-vanadium steel
- Finish: Polished chrome-plated
- Standard: DIN 3123, ISO 3316
Who it is for
Designed for electricians, plumbers, industrial maintenance technicians and mechanics.
Standards and compliance
Reference standards: CE marking in accordance with the EU directives applicable to the Sottocosto sector, compliance with current technical and safety standards, technical documentation supplied by the manufacturer Unifix.
C01/70 - extension bar 1/4" is a Unifix product in the Sottocosto category for professional use.
Related products
- Long hex socket 1/2", C24/H series, Unifix
- 3/8" universal joint (STMT86211-0) Stanley
- ¼″ ratchet M12 Fuel Milwaukee M12 FIR14G2 — from the category Ratchets
- Hexagonal socket set 1/2" drive in case C20/25PH2 Unifix — from the category Ratchet and Socket Sets
- Hex socket with C drive 6.3-1/4", BT-42 series, Unifix — from the category Impact Sockets
- Browse the whole category: Socket Wrenches
Before you order
In your request, please state the length, the connection type and the quantities required, so we can give you the right quotation first time.
For prices and availability, request a quote from AMES Srl: we will reply with our quotation, delivery times and, where needed, an equivalent technical alternative.
Specifications 6
| Type | Extension bar |
|---|---|
| Connection | 1/4" |
| Length (mm) | 150 |
| Material | Chrome-vanadium steel |
| Finish | Polished chrome-plated |
| Standard | DIN 3123, ISO 3316 |
Compare with similar models
Technical data declared by the manufacturers. An empty cell means the figure is not declared.
| Feature |
This model
Extension bar 1/4" C01/70 Unifix
|
Extension art. 1509
|
Extension art. 1508
|
|---|---|---|---|
| Brand | Unifix | A.M.E.S. srl | A.M.E.S. srl |
| Type | Extension bar | with tiltable ball end | — |
| Connection | 1/4" | 1/2" | 1/2" |
| Length | 150 mm | 125 / 250 mm | 125 / 250 mm |
| Material | Chrome-vanadium steel | chrome vanadium steel | chrome vanadium steel |
| Finish | Polished chrome-plated | chrome-plated | chrome-plated |
| View product → | View product → |
The perfect setup for this job
Everything you need in one place, from functionality to safety.
For the job
Lubricate, free up and protect against rust when sprayed directly onto the part.
Keep tools and small parts organised and secure during transport.
Tighten and loosen nuts and bolts with the open end or the polygonal ring end.
For safety
Protect hands from abrasion, dirt, liquids and minor cuts while keeping a firm grip.








