# Combination wrench Unior U600357 6 mm — 6mm open-ring spanner

**URL:** https://aio.lv/en/product--unior-u600357--12404128
**Data updated:** 2026-04-30 18:30 (EEST)
**Category:** Wrenches & Adjustable Wrenches
**Manufacturer:** Unior
**Manufacturer code:** U600357
**EAN:** 3838909003573
**Warranty:** 2 Years
**Availability:** Available for order
**Price:** 9.49 €
**Prices and availability valid until:** 2026-07-12 23:59
**Price without VAT (21%):** 7.84 EUR
**Can be purchased by legal entities:** Yes (invoice)
**Buy:** https://aio.lv/en/product--unior-u600357--12404128

## Delivery options

| Delivery method | Delivery time | Cost |
|---|---|---|
| Office pickup (2b. Kengaraga str., Riga, Latvia, LV-1063) | 02.07.2026 | free |
| Pickup points | 07.07.2026 | 1.99 EUR |
| Courier delivery to door | 07.07.2026 | 4.99 EUR |

## Summary description

Unior combination (open-ring) wrench U600357 in 6 mm size. A hand tool designed for tightening and loosening hex fasteners, combining an open-end and a ring (box) end for versatile use. Suitable for mechanical, bicycle, and maintenance tasks where precise torque and access to confined fasteners are required.

## Long description

The Unior combination wrench U600357 6 mm is a compact hand tool that combines an open-end and a ring (box) end in a single piece. Designed for tightening and loosening hex fasteners, this 6 mm wrench provides a balance of access and torque for mechanical, bicycle, and general maintenance tasks. Its combination of open and ring ends allows work on fasteners in both exposed and partially recessed positions while keeping the tool footprint small.
Advantages
The dual-ended design allows rapid switching between an open jaw for quick placement and a closed ring for secure contact and better torque transfer. The small 6 mm size is useful for precise fastening on bicycles, small machinery, and electronics where larger wrenches are impractical. Manufactured by a tool brand known for consistent dimensions and durable finishes, this wrench is intended to provide reliable fit on hex heads and reduce rounding under normal use.
Suitable for
Bicycle maintenance and repair where 6 mm fasteners are common
Light mechanical and workshop tasks involving small hex bolts and nuts
Assembly and maintenance of small machinery and appliances
When it may not be suitable
This 6 mm combination wrench is not suitable for fasteners that require greater torque than a hand tool can safely provide; for high-torque applications, a larger wrench or a torque tool is recommended. It is also not intended for use on rounded, damaged, or non-hex fasteners where specialized extractors or pliers would be more appropriate.
Key specifications
Type: Combination wrench with open and ring ends
Size: 6 mm
Material/finish: Typical hardened alloy steel with corrosion-resistant finish (manufacturer finish may vary)
Ends: One open-end jaw and one 12-point or 6-point ring end designed for hex fasteners
Use case: Manual hand tool for tightening and loosening hex bolts and nuts
How to use
Select the 6 mm end that best fits the fastener and position the open or ring end onto the bolt or nut. Use the open end for quick placement or confined angles and the ring end for fuller contact when higher torque or reduced risk of rounding is required. Apply steady, controlled force and avoid sudden impacts; if additional torque is necessary, use an appropriately sized larger wrench or a torque wrench rated for the application.
What to consider before purchase
Confirm that the fasteners you work with use a 6 mm hex size.
Consider whether a combination wrench meets your torque and access requirements versus adjustable or box-only wrenches.
Check compatibility with your typical work environment regarding corrosion resistance and handle length for reach.
Usage recommendations
Use the ring end for final tightening to ensure even contact and reduce rounded corners; reserve the open end for quick adjustments and hard-to-reach fittings. Store the wrench in a dry place and inspect mating surfaces for wear to ensure secure fit over time.

## FAQ

### How much does the Unior U600357 combination wrench 6 mm cost, and is it available for purchase?

The price is 9.49 € (valid at the time of publication and already includes all taxes). The item is available for order — 10 pcs. are in stock, and you can place your purchase right now with delivery across Latvia and Europe or choose pickup at the Riga collection point. We offer favorable purchase terms, including the option to split the payment into convenient monthly installments. Availability and price are updated in real time, so we recommend placing your order in advance.

### If I order this product today, when will I receive my order?

If you place your order today, delivery will be as fast and convenient as possible. You will be able to pick up your order on 02.07.2026 at the Riga pickup point or choose delivery across Latvia and Europe. We carefully inspect every purchase and pack it securely for safe transportation.

### What payment options are available?

AiO.lv offers several payment methods: Bank transfer, Bank cards on-line, Apple Pay, Google Pay. 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 Unior 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 Unior 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

## Image

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