# Socket bit Wera 4 mm 3/8 inch 05004900001 for 3/8" drive

**URL:** https://aio.lv/en/product--wera-05004900001--3785807
**Data updated:** 2026-01-06 11:11 (EET)
**Category:** Screwdriver Bits
**Manufacturer:** Wera
**Manufacturer code:** 05004900001
**EAN:** 4013288210135
**Warranty:** 2 Years
**Availability:** Available for order
**Price:** 45.49 €
**Prices and availability valid until:** 2026-07-19 23:59
**Price without VAT (21%):** 37.60 EUR
**Can be purchased by legal entities:** Yes (invoice)
**Buy:** https://aio.lv/en/product--wera-05004900001--3785807

## Delivery options

| Delivery method | Delivery time | Cost |
|---|---|---|
| Office pickup (2b. Kengaraga str., Riga, Latvia, LV-1063) | 22.07.2026 | free |
| Pickup points | 27.07.2026 | 1.99 EUR |
| Courier delivery to door | 27.07.2026 | 4.99 EUR |

## Summary description

Wera socket bit 05004900001 is a 4 mm bit designed for use with 3/8" drive tools. It provides a precise fit for fasteners requiring a 4 mm socket and is intended for assembly, maintenance and repair tasks where a 3/8" drive is used. Compact and durable, it suits professional and DIY applications when matching drive and bit size are required.

## Long description

Wera 05004900001 socket bit 4 mm for 3/8" drive is a single-piece insert designed to fit fasteners that require a 4 mm socket. Manufactured by Wera for use with 3/8" drive tools, this compact bit is intended for assembly, maintenance and repair tasks where precise fit and compatibility with a 3/8" drive are needed.
Advantages
The Wera 4 mm socket bit provides accurate engagement with 4 mm fasteners and is made to fit 3/8" drive tools, ensuring reliable torque transfer. Its compact single-piece design simplifies storage and use with standard 3/8" sockets and adapters. The bit is suitable for repeated use in professional and DIY environments when the correct drive-to-bit combination is required.
Suitable for
Assembly of small machinery and components
Maintenance and repair tasks using 3/8" drive tools
Workshops and home DIY projects requiring a 4 mm socket
Key specifications
Manufacturer: Wera
Model / MPN: 05004900001
Type: Socket bit insert
Size: 4 mm
Drive: 3/8" (square drive)
Quantity: 1 piece
EAN: 4013288210135
How to use
Insert the 4 mm socket bit into a compatible 3/8" drive ratchet, extension or adapter. Position the bit on the fastener head and apply steady torque appropriate for the fastener material and specification. Check fit before applying high torque to avoid rounding the fastener. After use, store the bit in a suitable holder or toolbox to prevent loss and damage.
Usage recommendations
Use this Wera socket bit only with compatible 3/8" drive tools and appropriate fasteners. Match bit size to the fastener to reduce wear and risk of damage; avoid excessive force beyond the tool and fastener specifications.

## FAQ

### How much does the Wera Socket Bit 4 mm 3/8" 05004900001 cost, and is it available for purchase?

The price is 45.49 € (valid at the time of publication and already includes all taxes). The item is available for order — 3 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 22.07.2026 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. 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 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 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/3785807/47663567_large.webp