Which screw type is this bit designed for?

This bit is designed for size 3 TORQ-SET screws, a security drive commonly used in aerospace and specialized engineering.

What is the drive connection of this bit?

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

What is the benefit of the Mplus profile?

The Mplus design features reinforced flanks, providing a better fit in the screw head, higher breaking torque, and a longer service life.

What is the overall length of the bit?

The total length of this screwdriver bit is 25 mm.

Is this bit VDE-certified for live electrical work?

No, this bit is not VDE-tested and is not insulated for working on live electrical components.

WERA 871/1 TORQ-SET Mplus 25 mm bit, 25 mm, 3 x 25 mm - 05066622001

Name: WERA 871/1 TORQ-SET Mplus 25 mm bit, 25 mm, 3 x 25 mm - 05066622001
Brand: WERA
SKU: 02646680
Price: 13.64 EUR
Availability: PreOrder

Supplier number: WERA 05066622001 | EAN 4013288033093

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

Maximum torque transfer with the Wera 871/1 TORQ-SET Mplus bit

Practical benefits

Enhanced breaking torque strength: The specialized Mplus profile delivers 70% more breaking torque, extending service life during demanding screwdriving tasks.
Precise screw head engagement: Stronger flanks ensure a tight fit inside TORQ-SET screw heads so you avoid slipping and screw damage.
Universal hexagonal drive fit: With its standard 1/4" hex drive, you can use this bit seamlessly with common bit holders and machines.

In a nutshell

The right choise for

Tackle demanding fastening tasks with confidence using the Wera 871/1 torq-set Mplus bit. Engineered with reinforced flanks, the Mplus profile delivers 70% more breaking torque compared to conventional profiles, significantly extending tool life and durability. It provides an exact fit in size 3 torq-set screw heads, preventing tool slippage and protecting your fasteners under heavy loads. Featuring a compact 25 mm length and a standard 1/4" hexagon drive compatible with din iso 1173-D 6.3 bit holders, this bit integrates easily into your existing tool setup. It gives you the strength and precision needed for specialized maintenance and high-torque industrial applications.

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"
VDE approved: No
Bit profile: Torq-set 3
Drive profile size (bit): 3 mm

Scope of delivery

871/1 TORQ-SET® Mplus bits, 25 mm, 3 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"
Vde approved: No
Bit profile: Torq-set 3
Drive profile size (bit): 3 mm

Brand WERA
02646680
EAN 4013288033093
Supplier number WERA 05066622001

Frequently asked questions about this product

Answered by specialists

Which screw type is this bit designed for?: This bit is designed for size 3 TORQ-SET screws, a security drive commonly used in aerospace and specialized engineering.
What is the drive connection of this bit?: It features a standard 1/4" hexagon drive suitable for bit holders complying with DIN ISO 1173-D 6.3.
What is the benefit of the Mplus profile?: The Mplus design features reinforced flanks, providing a better fit in the screw head, higher breaking torque, and a longer service life.
What is the overall length of the bit?: The total length of this screwdriver bit is 25 mm.
Is this bit VDE-certified for live electrical work?: No, this bit is not VDE-tested and is not insulated for working on live electrical components.