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Wera 6004 Joker S Self-Setting Adjustable Spanner 10-13mm x 154mm

#1 in sales
£55.12

Length: 15.4 cm

11.7 cm
15.4 cm
18.8 cm

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Product information

Description

General description

The Wera 6004 Joker S (05020100001) is a compact, self-adjusting open-end wrench that automatically adapts to a range of metric and imperial sizes between 10–13 mm (7/16'–1/2'). Designed for one-handed operation, it features a unique lever mechanism that ensures secure clamping and a ratcheting action that accelerates work in confined spaces.

Technical specifications

  • Model: 05020100001
  • Wrench Size Range: 10–13 mm / 7/16'–1/2'
  • Jaw Design: Self-adjusting with parallel jaws
  • Mechanism: Lever-controlled automatic gripping
  • Function: Integrated ratcheting for quick back-and-forth motion
  • Length: Approx. 105 mm
  • Finish: Matt chrome-plated for corrosion resistance
  • Application: Ideal for mechanical, plumbing, and mobile service work

    • Usage

    This Joker S wrench eliminates the need to constantly search for the correct wrench size, saving time and reducing tool weight on the job. Its slim, compact profile makes it especially useful in tight or awkward spaces. The automatic adjustment and secure clamping reduce slipping and rounding of fasteners, improving safety and efficiency.

    Other information

  • Includes: 1 x Wera 6004 Joker S Self-Adjusting Wrench (10–13 mm / 7/16'–1/2')

    • Features

    • Brand
      WERA
    • Length
      15.4 cm
    • Pcs per pack
      1
    • Warranty
      3 year(s)
    • Origin
      Made in the Czech Republic
    • Tilt angle
      30 °
    • Handle feature
      Self-adjusting
    • Reversible ratchet
      Yes
    • Product finish
      Chrome-plated
    • Shape
      Asymmetrical
    • Type of head
      Hexagonal
    • Handle material
      Steel
    • Material
      Metal
    • Weight
      132 g
    • Power
      35 W
    • Voltage
      5 V
    • Wrench type
      Open ended spanner
    • Type of packaging
      Unit
    • Wrench usage(s)
      General purpose
    • ManoMano Reference
      ME17895830
    • MMID
      279408281185
    • Product code
      4013288211729
    • EAN
      4013288211729

    Customer reviews

    4,6
    / 18 Reviews
    Reviews verified by ManoMano
    MManoMano Customer
    Published on 25/02/2026, United Kingdom

    .

    TThomas
    Pro Customer
    Published on 14/04/2025, Germany

    Just like the little keys.

    MManoMano Customer
    Published on 30/11/2024, Germany

    Very satisfied

    MManoMano Customer
    Published on 13/02/2024, Germany

    Great key

    HHorst
    Published on 16/01/2023, Germany

    Ideal for small tool boxes with just a few tools that can be used very universally and flexibly. The Wera Joker is not cheap, but it is good value, replaces several open-end wrenches and is also suitable for screws in between sizes. I often use it for bicycle repairs on ice.

    1 person found this helpful
    DDaniel
    Published on 25/02/2022, Spain

    Simply Wera, unique and quality brand

    1 person found this helpful
    Spanner and socket set buying guide
    Advice

    Spanner and socket set buying guide

    Read our guide
    WERAVisit the WERA store
    We firmly believe that our tools make our users' lives easier, safer and "full of joy". We are never satisfied with existing standards. There are many screwdriving tools. But unlike others, we don't believe that tools have been invented to the end. We are constantly looking for new ideas. We think differently. We question. And in doing so, we develop screwdriving tools such as the Zyklop ratchet or the Joker open-end spanner that turn the tried and tested on its head. With over 3,000 different tools to choose from, we are sure to have the right tool for you. 750 Wera Tool Rebels have fun reinventing screwdriving tools every day and working on solutions for you.

 We love innovation. We love design. We love rock 'n' roll.
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    More than 7 million individual and professional customers

    More than 7 million individual and professional customers