What type of screws is this bit designed for?

This bit is designed for slotted screws with a 4 mm tip width and 0.8 mm thickness.

What drive connection does this Wera bit have?

It features a standard 1/4" hexagon drive (Wera connecting series 1, DIN ISO 1173-D 6.3).

What is the overall length of this bit?

The total length of this bit is 39 mm.

What does the Z designation mean for Wera bits?

The Z design indicates tough-absorbing bits that prevent premature breakage of the tip.

Is this bit VDE-certified for electrical work?

No, this bit is not VDE-approved and is not rated for live electrical work.

WERA 800/1 Z slotted screw bit, 0.8 x 4 x 39 mm - 05056020001

Name: WERA 800/1 Z slotted screw bit, 0.8 x 4 x 39 mm - 05056020001
Brand: WERA
SKU: 02815527
Price: 5.2 EUR
Availability: InStock

Supplier number: WERA 05056020001 | EAN 4013288010841

5.20 tax incl.

€4.30 excl. VAT (incl. all environmental contributions)

On stock - immediately available | we have 3 products in stock.

Ordered before 20:00 - delivered as of 16/11/2026
Shipping costs €11.99 VAT included | Free shipping for orders over a total amount of 125 euros
Delivery by DHL

✆ Talk to a specialist

Dependable fastening with Wera

Practical benefits

Tough design prevents breakage: The tough-absorbing design prevents premature breakage of the drive tip during demanding screwdriving tasks in hard materials.
Universal hexagon drive: The standard 1/4" hexagon connection fits securely into bit holders compliant with DIN ISO 1173-D 6.3.
Accurate slotted fit: Sized at 0.8 x 4 mm, you seat slotted screws with optimal stability and minimal cam-out.

In a nutshell

The right choise for

With the Wera 800/1 z slotted bit, you tackle fastening tasks with complete confidence and precision. The tough-absorbing design withstands high peak loads in hard materials, effectively preventing premature tip breakage. Engineered with an accurate 0.8 x 4 mm profile, it seats securely into slotted screw heads to ensure optimal torque transfer with minimal cam-out. Measuring 39 mm in length, this bit features a standard 1/4" hexagon drive compliant with din iso 1173-D 6.3, fitting smoothly into bit holders for both manual and powered screwdriving.

Product information FAQ

€5.20

In stock - tax incl.

Key features according to our expert

Length: 39 mm
Thickness (blade): 0,8 mm
Type of drive profile (bit): Slotted
Connection size (bit): 1/4"
VDE approved: No
Bit profile: Slotted 4 mm
Drive profile size (bit): 4 mm

Scope of delivery

800/1 Z Slotted screw bits, 0.8 x 4 x 39 mm

Product description:

Extremely hard Wera bits for slotted screws, for universal use. 1/4" hexagon, fitting in holders according to DIN ISO 1173-D 6.3.

Features:

For slotted screws.
Tough-hard, for universal use
1/4" hexagonal drive (Wera connection series 1)

Application:

Slotted screws

Drive:

1/4" Hexagon, suitable for holder in accordance with DIN ISO 1173-D 6.3

Design:

Tough-hard bits for universal use

All Features

Length: 39 mm
Thickness (blade): 0,8 mm
Type of drive profile (bit): Slotted
Connection size (bit): 1/4"
Vde approved: No
Bit profile: Slotted 4 mm
Drive profile size (bit): 4 mm
Slot width: 4.0 mm
Ring length: 39 mm
Blade diameter: 4.0 mm
Blade length (in inches): 1 17/32" inch
Blade thickness: 0.8 mm

Brand WERA
02815527
EAN 4013288010841
Supplier number WERA 05056020001

Frequently asked questions about this product

Answered by specialists

What type of screws is this bit designed for?: This bit is designed for slotted screws with a 4 mm tip width and 0.8 mm thickness.
What drive connection does this Wera bit have?: It features a standard 1/4" hexagon drive (Wera connecting series 1, DIN ISO 1173-D 6.3).
What is the overall length of this bit?: The total length of this bit is 39 mm.
What does the Z designation mean for Wera bits?: The Z design indicates tough-absorbing bits that prevent premature breakage of the tip.
Is this bit VDE-certified for electrical work?: No, this bit is not VDE-approved and is not rated for live electrical work.