Which screw types are these bits suitable for?

These bits have a PZ3 drive and, thanks to the TY concept, work with both countersunk and non-countersunk Pozidriv screws in wood and metal.

Can these bits be used with impact drivers?

Yes, thanks to the patented torsion zone, these TY bits are suitable for both standard drills and high-torque impact drivers.

What are the dimensions and drive size of the bits?

The bits have an overall length of 29 mm and a standard 1/4" C6,3 hex drive.

How many bits are included in this set?

The set includes 5 Wiha PZ3 TY bits supplied in a compact storage box.

What is the purpose of the red color coating?

The red fluorescent coating allows quick bit identification and makes dropped bits easy to locate in dark areas using a UV light.

WIHA 7012TY903 bit set TY bit 29 mm Pozidriv PZ3 x 29 mm 5-piece 1/4" in box - 42103

Name: WIHA 7012TY903 bit set TY bit 29 mm Pozidriv PZ3 x 29 mm 5-piece 1/4" in box - 42103
Brand: WIHA
SKU: 08074940
Price: 13.31 EUR
Availability: InStock

Supplier number: WIHA 42103 | EAN 4010995421038

13.31 tax incl.

€11.00 excl. VAT (incl. all environmental contributions)

On stock - immediately available | we have 2 products in stock.

box

Ordered before 20:00 - delivered tomorrow 20/10/2026
Shipping costs €11.99 VAT included | Free shipping for orders over a total amount of 125 euros
Delivery by DHL

✆ Talk to a specialist

Efficient fastening with Wiha TY-bits

Practical benefits

Universal fastening versatility: You can fasten both T-shaped and Y-shaped screws across diverse materials using one single bit profile.
Built for impact drivers: The patented torsion zone absorbs high peak loads, preventing premature bit wear during heavy applications.
Easy visibility under UV: You can locate misplaced bits quickly in dark work environments thanks to the fluorescent red marking.

In a nutshell

The right choise for

With the Wiha 7012TY903 bit set, you gain the durability and performance needed for demanding fastening tasks. This 5-piece set of 29 mm PZ3 ty bits delivers universal versatility for countersunk and non-countersunk Pozidriv screws in both wood and metal. The patented torsion zone absorbs heavy torque peaks, making these bits suitable for standard drills as well as high-torque impact drivers with a 1/4" C6,3 hex drive. Thanks to the fluorescent red uv coating, you can identify the bit instantly and locate dropped bits in dark work areas using a uv light. Supplied in a compact storage box, this set keeps your workspace organized and productive.

Product information FAQ

€13.31

In stock - tax incl.

Key features according to our expert

Length: 29 mm
Drive profile size (bit): 3
Blade thickness: Not applicable
Type of drive profile (bit): Pozidriv
Connection size (bit): 1/4"
Bit profile: PZ3
Number per pack: 5

Scope of delivery

5x TY-Bit 29 mm Pozidriv 1/4" PZ3

Product description

Increases your efficiency: The all-rounder with 120x greater lifespan* thanks to patented bit technology, suitable for all screws. (*compared to Wiha standard bit)
Lowers your costs: Bit quick and easy to find thanks to red marking - even in dark environments by using an UV light.
Saves time: No long searches thanks to fluorescent bit, infrequent bit replacement thanks to long lifespan.
Product dimensions: 110 x 25 x 50 mm (LxWxD)
Application: Suitable for all types of screws. Also suitable for power tools and impact screwdrivers
Standards: DIN ISO 8764-1
Until now, when buying bits it hasn't been very easy to determine which bits are suitable for which applications. Wiha puts an end to this complexity of considering the appliance used, the fastening type and the large selection of different bits. Thanks to Wiha's revolutionary bit concept, only the screw shape is the deciding factor when selecting the right bit. Universal in its use, the multitalented TY bit is suitable for all types of screws - both T-shaped and Y-shaped screws - and thus the ideal tool for fastenings in all kinds of materials. Thanks to its patented torsion zone, the bit is also suitable for power tools and impact screwdrivers and guarantees a 120x greater lifespan compared to Wiha standard bits. The coloured bits are also quick and easy to find, even in the dark by using an UV light, thanks to its fluorescent coating. This reduces the number of bits which are lost and saves on the expense of acquiring new ones.
DIN 3126, ISO 1173, Style C6,3

All Features

Length: 29 mm
Drive profile size (bit): 3
Blade thickness: Not applicable
Type of drive profile (bit): Pozidriv
Connection size (bit): 1/4"
Bit profile: PZ3
Number per pack: 5
Esd article: No
Tool for electrics: No
With battery / rechargeable battery: No
Self service - packing: No

Brand WIHA
08074940
EAN 4010995421038
Supplier number WIHA 42103

Frequently asked questions about this product

Answered by specialists

Which screw types are these bits suitable for?: These bits have a PZ3 drive and, thanks to the TY concept, work with both countersunk and non-countersunk Pozidriv screws in wood and metal.
Can these bits be used with impact drivers?: Yes, thanks to the patented torsion zone, these TY bits are suitable for both standard drills and high-torque impact drivers.
What are the dimensions and drive size of the bits?: The bits have an overall length of 29 mm and a standard 1/4" C6,3 hex drive.
How many bits are included in this set?: The set includes 5 Wiha PZ3 TY bits supplied in a compact storage box.
What is the purpose of the red color coating?: The red fluorescent coating allows quick bit identification and makes dropped bits easy to locate in dark areas using a UV light.