Which screw type is this bit suitable for?

This bit is designed for slotted screws with a tip width of 8 mm and a blade thickness of 1.6 mm.

What is the benefit of the TZ torsion zone?

The torsion zone absorbs peak torque loads during screwdriving, preventing premature wear and bit breakage.

What drive connection does this Wera bit use?

It features a standard 1/4" hexagon drive compliant with DIN ISO 1173-D 6.3 for bit holders.

Is this bit VDE-certified for electrical work?

No, this bit is not VDE-tested and is not insulated for live electrical work.

What is the total length of the bit?

The total length of this screwdriver bit is 25 mm.

WERA 800/1 TZ slotted screw bit, 1.6 x 8 x 25 mm - 05056240001

Name: WERA 800/1 TZ slotted screw bit, 1.6 x 8 x 25 mm - 05056240001
Brand: WERA
SKU: 87010034
Price: 5.36 EUR
Availability: InStock

Supplier number: WERA 05056240001 | EAN 4013288011190

5.36 tax incl.

€4.43 excl. VAT (incl. all environmental contributions)

On stock - immediately available | we have 8 products in stock.

Ordered before 20:00 - delivered as of 06/10/2026
Shipping costs €11.99 VAT included | Free shipping for orders over a total amount of 125 euros
Delivery by DHL
Delivered from Belgium

✆ Talk to a specialist

Dependable slotted fastening with Wera

Practical benefits

Torsion zone durability: You absorb high torque peaks to prevent premature bit wear during demanding fastening tasks.
Standard hex connection: You quickly insert the 1/4" drive into any standard holder or cordless screwdriver.
Secure slot grip: The precise 1.6 x 8 mm tip profile ensures optimal contact inside the screw head.

In a nutshell

The right choise for

With the Wera 800/1 tz slotted screwdriver bit, you handle demanding fastening tasks in wood, metal, or plastic with confidence and control. The built-in torsion zone absorbs peak torque loads, effectively preventing premature wear and bit breakage during tough screwdriving jobs. Its precise 1.6 x 8 mm blade profile ensures a firm fit in the screw slot, minimizing cam-out and protecting the screw head from damage. Measuring 25 mm in length with a standard 1/4" hexagon drive conforming to din iso 1173-D 6.3, this bit fits securely into any standard bit holder or cordless screwdriver.

Product information FAQ

€5.36

In stock - tax incl.

Key features according to our expert

Length: 25 mm
Blade thickness: 1,6 mm
Type of drive profile (bit): Slotted
Connection size (bit): 1/4"
VDE approved: No
Bit profile: Slotted 8 mm
Drive profile size (bit): 8 mm

Scope of delivery

800/1 TZ bits, 1.6 x 8 x 25 mm

Product description

Bits for slotted screws with torsion zone against premature wear. Tough, for universal use. 1/4" hexagonal, suitable for holding tools as per DIN ISO 1173-D 6.3.

For slotted screws
Torsion design against premature wear
Tough for hard materials
1/4" hexagon drive (Wera connecting series 1)

Application

Slotted screws

Drive

1/4" hexagon, suitable for DIN ISO 1173-D 6.3 bit holders

Design

Torsion-style design to reduce premature wear, tough, for universal use

Features and benefits

TZ-Bits are tough bits with a torsion zone. Torsion bits absorb the damaging peak torque loads in the torsion zone. This prevents premature wear and enhances the service life of the bits.
Tough Wera bits prevent the tip from breaking prematurely. Z-bits usually are the bit for universal screwdriving applications.

All Features

Length: 25 mm
Blade thickness: 1,6 mm
Type of drive profile (bit): Slotted
Connection size (bit): 1/4"
Vde approved: No
Bit profile: Slotted 8 mm
Drive profile size (bit): 8 mm

Brand WERA
87010034
EAN 4013288011190
Supplier number WERA 05056240001

Frequently asked questions about this product

Answered by specialists

Which screw type is this bit suitable for?: This bit is designed for slotted screws with a tip width of 8 mm and a blade thickness of 1.6 mm.
What is the benefit of the TZ torsion zone?: The torsion zone absorbs peak torque loads during screwdriving, preventing premature wear and bit breakage.
What drive connection does this Wera bit use?: It features a standard 1/4" hexagon drive compliant with DIN ISO 1173-D 6.3 for bit holders.
Is this bit VDE-certified for electrical work?: No, this bit is not VDE-tested and is not insulated for live electrical work.
What is the total length of the bit?: The total length of this screwdriver bit is 25 mm.

Questions about this product?

Our product specialists are happy to help with any questions about this range. Call, email or chat with us!

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03 74 000 41 [email protected]