# Socket adapter 1/4" to 1/2", 12-point, Unior 616879

**URL:** https://aio.lv/en/product--unior-616879--11729466
**Data updated:** 2026-03-08 11:33 (EET)
**Category:** Screwdriver Bits
**Manufacturer:** Unior
**Manufacturer code:** 616879
**EAN:** 3838909168791
**Warranty:** 2 Years
**Availability:** Available for order
**Price:** 9.49 €
**Prices and availability valid until:** 2026-07-28 23:59
**Price without VAT (21%):** 7.84 EUR
**Can be purchased by legal entities:** Yes (invoice)
**Buy:** https://aio.lv/en/product--unior-616879--11729466

## Delivery options

| Delivery method | Delivery time | Cost |
|---|---|---|
| Office pickup (2b. Kengaraga str., Riga, Latvia, LV-1063) | 15.07.2026 | free |
| Pickup points | 20.07.2026 | 1.89 EUR |
| Courier delivery to door | 20.07.2026 | 4.99 EUR |

## Summary description

Unior socket adapter 616879 converts a 1/4" drive to a 1/2" drive with a 12-point connection. It is designed to adapt sockets and tools between different drive sizes, enabling use of 1/2" sockets with 1/4" tools or ratchets. Suitable for workshop and professional mechanical tasks where drive size compatibility is required.

## Long description

Unior socket adapter 1/4" to 1/2", 12-point, model 616879 converts a 1/4" drive to a 1/2" drive with a 12-point connection, enabling use of larger sockets on smaller tools. Designed for compatibility between different drive sizes, this adapter allows a 1/4" ratchet or handle to accept 1/2" 12-point sockets for tasks that require access to 12-point fittings or fasteners. It is intended for workshop and professional mechanical environments where quick and secure drive conversion is needed.
Advantages
The adapter provides a secure 12-point interface for improved alignment with 12-point sockets and reduces the need to change tools when switching between drive sizes. Its compact form ensures access to confined spaces while maintaining stable torque transfer between the 1/4" drive tool and 1/2" socket. Constructed to meet typical professional use requirements, the adapter simplifies workflow by increasing the versatility of existing hand tools.
Suitable for
Using 1/2" 12-point sockets with 1/4" ratchets or handles
Automotive repair and maintenance where multiple drive sizes are encountered
Workshop and garage tasks requiring quick drive size conversion
Mechanical assembly and disassembly in confined or hard-to-reach areas
Key specifications
Input drive: 1/4" square drive (male)
Output drive: 1/2" square drive (female), 12-point
Connection type: 12-point socket compatibility
Intended use: hand tools and ratchets for mechanical applications
Form factor: compact inline adapter for access in tight spaces
How to use
Fit the 1/4" end of the adapter into the square drive of your 1/4" ratchet or handle until it seats securely. Attach the required 1/2" 12-point socket to the adapter's female end and ensure it locks in place. Use the combined tool and socket as you would normally, taking care not to exceed the torque capability of the smaller 1/4" drive tool. After use, remove the socket and store the adapter with your hand tool set to keep it readily available for future conversions.
Usage recommendations
Use the adapter primarily for light to moderate torque tasks when employing a 1/4" drive tool with 1/2" sockets. Avoid high-torque operations that exceed the rated capacity of the 1/4" drive tool. Inspect the adapter and mating tools for wear or damage before each use and ensure sockets are fully engaged to prevent slipping.

## FAQ

### How much does the Socket adapter Unior 616879 1/4"→1/2" 12-point 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 — 15 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 15.07.2026 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

https://aio.lv/img/cache/product/11729466/67109544_large.webp