Drill and drive screws cordless, with an adjustable clutch to avoid stripping the screws.

Hex bit, C6.3 shank, Unifix
Also known as: screwdriver bit, driver bit, insert bit
Key features
- Length25
- DriveEI1,5, EI2, EI2,5, EI3
- RegulationsDIN 3126
- Pack (pcs)10
What it is
The C 6.3 Unifix hexagon socket drive, code 0702-601-515-01, is a 1/4" professional bit insert designed for applications that call for precision and wear resistance. Ideal for machine shops, maintenance workshops and industrial settings where torque transmission must be reliable and long-lasting.
A screwdriver bit is an interchangeable driving tip, Phillips, Pozidriv, Torx or hex, for fitting to a screwdriver or bit holder with a hex drive.
What it is for
Used for repetitive screwdriving into wood, metal and plasterboard, where torque and consistency matter.
How to use it
Choose a bit that exactly matches the screw's recess type and size: PH and PZ are not interchangeable. Insert it in the chuck or magnetic bit holder and drive the screw with the tool in line and steady pressure. With impact drivers, use impact-rated bits, and replace them as soon as the tip becomes rounded.
Where it is used
- Building services
- Mechanical engineering industry
Technical data
- Length: 25
- Drive: EI1,5, EI2, EI2,5, EI3
- Regulations: DIN 3126
- Pack (pcs): 10
Who it is for
Designed for electricians and mechanics.
Related products
- Phillips bit, C6.3 shank, Unifix
- Slotted bit, 1/4" C6.3 shank, Unifix
- Cordless drill driver M12 BLDDRC Milwaukee — from the category Drill Drivers
- Brushless cordless impact driver V20 Fatmax 3 speeds 18V - 2.0 Ah (SFMCF820D2K) Stanley — from the category Impact Drivers (Hex Drive)
- Coach screw with dummy washer and diamond washer 27x27, white zinc-plated Unifix — from the category Wood Screws
- Browse the whole category: Bits
Before you order
In your request, please state the length 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 4
| Length | 25 |
|---|---|
| Drive | EI1,5, EI2, EI2,5, EI3 |
| Regulations | DIN 3126 |
| Pack (pcs) | 10 |
Compare with similar models
Technical data declared by the manufacturers. An empty cell means the figure is not declared.
| Feature |
This model
Hex bit, C6.3 shank, Unifix
|
Phillips bit, C6.3 shank, Unifix
|
Pozidriv bit, C6.3 socket, Unifix
|
Slotted bit, 1/4" C6.3 shank, Unifix
|
|---|---|---|---|---|
| Brand | Unifix | Unifix | Unifix | Unifix |
| Length | 25 | 25, 32 | 25, 32 | 25 |
| Drive | EI1,5, EI2, EI2,5, EI3 | PH1, PH2, PH3, PH4 | PZD0, PZD1, PZD2, PZD3, PZD4 | TG-5,5 |
| Regulations | DIN 3126 | DIN 3126 | DIN 3126 | DIN 3126 |
| Pack | 10 pz | 10 pz | 10 pz | 10 pz |
| View product → | View product → | View product → |
The perfect setup for this job
Everything you need in one place, from functionality to safety.
For the job
Drive long screws and bolts with rotary impacts without twisting the wrist.
Take the screwdriver to hard-to-reach places or speed up repetitive screwdriving.
Assemble wooden parts and fix frames and battens to the wall with a firm hold.








