The Wiha TY bit 42105 in hexagon profile SW4 is suited to 4 mm hex socket screws and enables their power-tool installation with a cordless or impact screwdriver. The patented torsion zone extends lifespan to 120 times that of Wiha standard bits. Set of 5 colour-coded 29 mm C6,3 bits in a box.
TY Bit Set 29 mm Hexagon SW4, 5-pcs. 1/4" C6,3 in Box - Wiha 42105
- This Item: €10.58
- Micro-Bit 28 mm Slotted C4 4 mm, Blade Width 0.8 mm - Wiha 40600 €1.48
- BitBuddy TY Bit Set Hexagon 3-6 mm, 49 mm, 7-pcs., 1/4" E6,3 - Wiha 42114 €27.50
Hex SW4 (4 mm) is one of the most common screw sizes in general mechanical engineering and assembly work. The Wiha TY bit 42105 applies the TY concept here: a single bit for T-shaped and Y-shaped SW4 hex screws, with high durability and impact driver compatibility.
Benefits
- Hexagon SW4 (4.0 mm) profile for widely used screw sizes in mechanical engineering
- Fits T-shaped and Y-shaped hex screws
- Patented torsion zone: 120x longer lifespan than Wiha standard bits
- Suitable for power tools and impact screwdrivers
- Fluorescent colour coating for quick identification in low-light conditions
Technical data
- Profile: Hexagon SW4 (4.0 mm)
- Length: 29 mm
- Shank: 1/4" C6,3
- Contents: 5x TY bit 29 mm Hex 4.0
- Product dimensions (LxWxD): 110 x 50 x 25 mm
- Standards: DIN 3126, ISO 1173, Style C6,3, DIN ISO 2351-3
Applications
For all hex socket screw types in all materials; for cordless, impact, and power screwdrivers. Typical uses: general mechanical engineering, automotive assembly, production lines.
Manufactured in Vietnam (VNM). HS code: 82079030.
| ESD version | TEC |
|---|---|
| Manufacturer Nr. | 7013TY904 |
| Manufacturer | Wiha |
| Country of Manufacture | Vietnam |
| EAN | 4010995421052 |
| Weight | 0.062000 |
| HS-Code | 82079030 |
| GPSR manufacturer information | Wiha Werkzeuge GmbH Obertalstraße 3-7 DE-78136 Schonach www.wiha.com |
| Article authenticity | Original product |
| Condition of article | New |
| Position sensing | No |














