Images are examples, some edited with AI. The technical data are authoritative. AI notice
Bit Professional Internal Square Robertson #2, 50 mm, 1/4" E6,3 - Wiha 06638
Professional bit for Robertson #2 internal square screws, made from through-hardened chrome-vanadium steel. The tapered tip allows quick, accurate insertion into the screw head. Suitable for all screw applications in trade and industry.
- Specialist dealer since 2009
- Invoice payment for regular customers
- Worldwide shipping
- Technical questions clarified with the manufacturer
Description
The Wiha Bit Professional 06638 delivers reliable torque transfer on Robertson #2 screws. The E6.3 drive complies with DIN 3126 / ISO 1173 and fits all standard bit holders and 1/4" power screwdrivers.
Benefits
- Tapered tip for fast, twist-free insertion into the screw head
- Through-hardened chrome-vanadium steel for extended service life under varying loads
- Standard-compliant E6.3 drive per DIN 3126 / ISO 1173 - universally compatible
- Compact 50 mm length for confined spaces and magazine screwdrivers
Applications
Suitable for woodworking, trades, and industrial assembly wherever Robertson screws are used. Manufactured in Vietnam to European standards.
Technical data
| Drive profile | Internal square Robertson #2 (2.8 mm) |
|---|---|
| Overall length | 50 mm |
| Drive | 1/4" E6.3 |
| Dimensions | 50 x 7 x 6 mm (L x W x D) |
| Material | Chrome-vanadium steel, through-hardened |
| Standards | DIN 3126, ISO 1173, Style E6.3 |
| Weight | 0.009 kg |
| Manufacturer | Wiha |
| Manufacturer Nr. | 70480250 |
| EAN | 4010995066383 |
| HS-Code | 82079030 |
| GPSR manufacturer information | Wiha Werkzeuge GmbH Obertalstraße 3-7 DE-78136 Schonach www.wiha.com |
| Condition of article | New |
| Article authenticity | Original product |
| Country of Manufacture | Vietnam |
| ESD version | TEC |
| Norm | DIN 3126, ISO 1173 |
Downloads
Accessories
Bit Professional Internal Square Robertson #3, 50 mm, 1/4" E6,3 - Wiha 06639
Item WH-06639Questions about this item
Any other question?
Send us the item number and your question. We clarify technical details directly with the manufacturer and usually reply on the next working day. Ask a question
