Which screw type is this bit designed for?

This bit is designed for Torq-set screws in size 0.

What drive connection does this Wera bit have?

It features a standard 1/4" hexagon drive according to DIN ISO 1173-D 6.3.

What is the advantage of the Mplus profile?

The Mplus profile provides stronger flanks, delivering higher breaking torque and longer tool life.

What is the overall length of this bit?

The bit has an overall length of 25 mm.

Is this bit VDE insulated for live electrical work?

No, this bit is not VDE certified or insulated.

WERA 871/1 TORQ-SET Mplus 25 mm bit, 25 mm, 0 x 25 mm - 05066618001

Name: WERA 871/1 TORQ-SET Mplus 25 mm bit, 25 mm, 0 x 25 mm - 05066618001
Brand: WERA
SKU: 02646668
Price: 13.64 EUR
Availability: PreOrder

Supplier number: WERA 05066618001 | EAN 4013288093073

13.64 tax incl.

€11.27 excl. VAT (incl. all environmental contributions)

On order: delivered from 29/10/2026

The minimum purchase order quantity for the product is 10.

Delivery by DHL

✆ Talk to a specialist

Reliable torque transfer for specialist fasteners

Practical benefits

Wera delivers higher strength: The reinforced profile flanks provide substantially greater torsional strength, giving you a significantly extended service life.
Standard universal hexagonal drive: Equipped with a 1/4" hexagon shank, you easily fit this bit into any standard holder or power tool.
Tough viscous core durability: The tough-absorbing construction absorbs peak torque loads so you prevent premature breakage of the tip during demanding tasks.

In a nutshell

The right choise for

With the Wera 871/1 Torq-Set Mplus bit, you tackle specialized fasteners with confidence and precision. The engineered Mplus profile features reinforced flanks that provide substantially greater torsional strength and an extended service life. Built with a tough-absorbing viscous construction, it reliably buffers peak torque loads to prevent premature tip breakage during demanding tasks. Measuring 25 mm in length with a standard 1/4" hexagon drive conforming to din iso 1173-D 6.3, this size 0 bit fits directly into your bit holders and machines for dependable fastening.

Product information FAQ

€13.64

tax incl.

Key features according to our expert

Length: 25 mm
Blade thickness: Not applicable
Type of drive profile (bit): Torq-set
Connection size (bit): 1/4"
Connection profile (bit): Hexagonal
VDE approved: No
Bit profile: Torq-set 0
Drive profile size (bit): 0 mm

Scope of delivery

871/1 TORQ-SET® Mplus bits, 25 mm, 0 x 25 mm

Product description

High quality bits for TORQ-SET® screws. The stronger flanks - when compared with the conventional TORQ-SET® profile - result in 70% more breaking torque and thereby enhanced durability whilst at the same time providing a perfect fit in the screw head. Tough viscous for universal use. 1/4" hexagon, suitable for holders as per DIN ISO 1173-D 6.3.

For TORQ-SET® screws
Mplus for more breaking torque and longer service life
Tough for hard materials
1/4" hexagon drive (Wera connecting series 1)

Application

TORQ-SET® screws

Drive

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

Design

Mplus for higher breaking torque and longer service life, tough, for universal use

Features and benefits

Wera developed the Mplus profile with stronger flanks compared with tools with a conventional TORQ-SET® profile. This results in approximately 70 % extra torsional strength and greatly extends the service life of Wera Mplus tools.
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: Not applicable
Type of drive profile (bit): Torq-set
Connection size (bit): 1/4"
Connection profile (bit): Hexagonal
Vde approved: No
Bit profile: Torq-set 0
Drive profile size (bit): 0 mm

Brand WERA
02646668
EAN 4013288093073
Supplier number WERA 05066618001

Frequently asked questions about this product

Answered by specialists

Which screw type is this bit designed for?: This bit is designed for Torq-set screws in size 0.
What drive connection does this Wera bit have?: It features a standard 1/4" hexagon drive according to DIN ISO 1173-D 6.3.
What is the advantage of the Mplus profile?: The Mplus profile provides stronger flanks, delivering higher breaking torque and longer tool life.
What is the overall length of this bit?: The bit has an overall length of 25 mm.
Is this bit VDE insulated for live electrical work?: No, this bit is not VDE certified or insulated.

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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0032 3 74 000 41 [email protected]