# Combination wrench Wera Joker 05020203001 — 12 mm, 148 mm length, 1 piece

**URL:** https://aio.lv/en/product--wera-joker-8258170012--11430581
**Data updated:** 2026-03-07 20:09 (EET)
**Category:** Wrenches & Adjustable Wrenches
**Manufacturer:** Wera Joker
**Manufacturer code:** 8258170012
**EAN:** 4013288212566
**Warranty:** 2 Years
**Availability:** Out of stock

## Summary description

Wera Joker 05020203001 is a single-piece 12 mm combination wrench with a total length of 148 mm. It combines an open-end and a ring (box) end for versatile fastening tasks, suitable for mechanics and general repair work. The tool's compact 148 mm length fits confined spaces and provides reliable torque for nuts and bolts in automotive and equipment maintenance.

## Long description

Wera Joker 05020203001 is a single-piece 12 mm combination wrench with a total length of 148 mm. It pairs an open-end mouth with a ring (box) end in a compact unit designed for fastening and loosening nuts and bolts in confined or hard-to-reach spaces. The slim overall length and two-end configuration make this 1-piece 12 mm wrench suitable for mechanics, equipment maintenance, and general repair tasks where reliable torque and precise placement are required.
Advantages
The compact 148 mm length improves access in tight installation spaces while maintaining sufficient leverage for common fastening jobs. The combination of an open-end and a ring end increases versatility: the open end allows quick engagement and repositioning, while the ring end provides a secure grip for higher torque application. The single-piece construction offers durability and consistent alignment between ends, and the tool is finished to resist corrosion for long-term use. Colour coding by size (Take it easy tool finder) simplifies identification among sets or toolboxes.
Suitable for
 Automotive repair and maintenance on small fasteners
 Mechanical and equipment servicing in confined spaces
 General household and workshop fastening tasks
 Situations requiring a compact, single-piece 12 mm wrench
Key specifications
 Wrench type: combination wrench (open end + ring end)
 Size: 12 mm
 Total length: 148 mm
 Quantity: 1 piece
 Finish: corrosion-resistant surface treatment
 Colour coding: size-based marking for easy identification
How to use
Select the 12 mm combination wrench and place the appropriate end over the fastener. Use the open end for quick initial positioning or where space prevents full enclosure; use the ring end when a secure, full-circumference grip is needed to apply higher torque. When working in narrow or angled spaces, rotate the wrench and re-engage as required to find optimal placement points and to avoid obstruction. Maintain firm, controlled force and ensure the wrench is correctly seated on the fastener to reduce rounding.
Usage recommendations
To extend tool life and performance, keep the wrench clean and dry after use, store it in a tool organiser or pouch, and avoid applying excessive impact or leverage beyond the tool’s intended use. Use the ring end where possible for final tightening and the open end for repositioning in constrained spaces; rely on the colour coding to quickly select the 12 mm size from a set.

## Specifications

| Feature | Value |
|---|---|
| Width | 148 mm |
| Wrenches/sockets sizes | 12 |
| Number of pieces | 1 pc(s) |

## FAQ

### What payment options are available?

AiO.lv offers several payment methods: Bank transfer. All transactions are 100% secure and encrypted.

### Can this product be purchased for a company (with VAT)?

Yes. AiO.lv works with legal entities in Latvia and across Europe. The product price already includes VAT. For certain product categories, as well as for companies from other EU countries with a valid VAT number, a 0% VAT rate may apply. We issue the invoice immediately after the order is placed, support electronic BIS invoices, and automatically generate all necessary accounting documents. You can complete the purchase for a company online — simply select the company profile and choose bank transfer as the payment method during checkout.

### What is the warranty period?

All Wera Joker products come with an official 2 Years warranty. It covers all manufacturing defects and malfunctions that may occur during use. The warranty is valid at all authorized Wera Joker service centers and through AiO.lv

### Can the product be returned after purchase?

Yes, you can return the product within 14 days of purchase if you bought it as a consumer (not a legal entity). Returns are possible without giving any reason — the main condition is that the product retains its original appearance and full set of accessories. We will make the process as simple and convenient as possible: just contact our customer support team, and we will help you arrange the return.

### Where should I contact for warranty service?

For warranty-related questions you can contact the AiO.lv (SIA VSPRO) customer support team. More information about warranty service: https://aio.lv/en/warranty

### Where can I download the instructions for Combination wrench Wera Joker 05020203001 — 12 mm?

You can download the instructions in PDF format from the “Instructions” section on the product description page. The file contains complete information about installation, setup, and usage.

## Image

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