# Bit and Socket Adapter Set GEKO S-3SD21 — adapters for 1/4", 3/8" and 1/2" drives

**URL:** https://aio.lv/en/product--geko-s-3sd21--11736912
**Data updated:** 2026-03-08 13:39 (EET)
**Category:** Tool kits and accessories
**Manufacturer:** GEKO
**Manufacturer code:** S-3SD21
**EAN:** 5905178772993
**Warranty:** 2 Years
**Availability:** Available for order
**Price:** 6.99 €
**Prices and availability valid until:** 2026-07-29 23:59
**Price without VAT (21%):** 5.78 EUR
**Can be purchased by legal entities:** Yes (invoice)
**Buy:** https://aio.lv/en/product--geko-s-3sd21--11736912

## Delivery options

| Delivery method | Delivery time | Cost |
|---|---|---|
| Office pickup (2b. Kengaraga str., Riga, Latvia, LV-1063) | 17.07.2026 | free |
| Pickup points | 22.07.2026 | 1.89 EUR |
| Courier delivery to door | 22.07.2026 | 4.99 EUR |

## Summary description

GEKO S-3SD21 is a set of adapters for bits and sockets designed to convert between 1/4", 3/8" and 1/2" drive sizes. The kit enables use of bits with different drive standards on ratchets, drivers and impact tools, improving compatibility and reducing the need for multiple tool sets. Suitable for automotive, workshop and general repair tasks.

## Long description

GEKO S-3SD21 is a set of bit and socket adapters that enables conversion between 1/4", 3/8" and 1/2" drive sizes. The adapters allow bits and sockets with different drive standards to be used with ratchets, drivers and impact tools, increasing compatibility across a workshop and reducing the need to carry multiple dedicated drive tools. The compact set is intended for professional and DIY use in automotive maintenance, general repairs and assembly tasks.
Advantages
The adapter set provides straightforward mechanical compatibility between common drive sizes, allowing a single tool to accept a wider range of bits and sockets. Hardened contact surfaces and precision fits ensure reliable torque transfer and reduce play between adapter and tool. The small, lightweight adapters are easy to store and transport, making them practical for mobile mechanics and crowded toolboxes.
Suitable for
 Automotive repair and maintenance
 Workshop and garage use
 General household repairs and assembly
 Use with ratchets, torque wrenches, impact drivers and manual drivers
Key specifications
 Drive size compatibility: 1/4", 3/8", 1/2"
 Material: hardened steel for reliable torque transmission
 Finish: corrosion-resistant surface treatment
 Connection type: square drives with retaining detent or friction-fit interface
 Compact dimensions suitable for tight spaces
How to use
Select the adapter that matches the source drive on your tool and the target drive of the bit or socket. Insert the adapter into the tool's square drive until it seats securely; if present, ensure the detent ball engages to retain the adapter. Attach the required bit or socket to the adapter's output square drive and operate the tool within the adapter's intended torque range. Remove the adapter after use by pulling it out of the tool drive and storing it in the kit case to avoid loss.
Usage recommendations
Use the adapters within recommended torque limits and avoid exposing them to excessive impact loads when they are not specifically rated for high-impact applications. Regularly inspect the adapter surfaces and detent mechanism for wear and replace adapters that show deformation or significant wear to maintain safe and precise operation.

## FAQ

### How much does the GEKO S-3SD21 adapter set for 1/4", 3/8", 1/2" cost, and is it available for purchase?

The price is 6.99 € (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 17.07.2026 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 GEKO 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 GEKO 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/11736912/67116170_large.webp