# Countersink drill bit Wera 844

**URL:** https://aio.lv/en/product--wera-05104668001--1970603
**Data updated:** 2026-01-06 11:07 (EET)
**Category:** Drill Bits
**Manufacturer:** Wera
**Manufacturer code:** 05104668001
**EAN:** 4013288117595
**Warranty:** 2 Years
**Availability:** Available for order
**Price:** 13.99 €
**Prices and availability valid until:** 2026-07-22 23:59
**Price without VAT (21%):** 11.56 EUR
**Can be purchased by legal entities:** Yes (invoice)
**Buy:** https://aio.lv/en/product--wera-05104668001--1970603

## Delivery options

| Delivery method | Delivery time | Cost |
|---|---|---|
| Office pickup (2b. Kengaraga str., Riga, Latvia, LV-1063) | 16.07.2026 | free |
| Pickup points | 21.07.2026 | 1.89 EUR |
| Courier delivery to door | 21.07.2026 | 4.99 EUR |

## Summary description

The Wera 844 Countersink drill bit is designed for precise drilling with a diameter of 5 mm. Weighing only 12 g and compact in size (7 mm depth, 6 mm width), it is ideal for use with 1/4" screwdrivers. This drill bit ensures clean countersinking, making it perfect for achieving a professional finish in your projects.

## Long description

Wera 844 countersink drill bit designed for precise countersinking work in combination with 1/4" screwdrivers and holders (DIN ISO 1173‑D 6.3). The tool features a 1/4" hexagonal shaft for secure power transfer and a geometry tuned for clean chip removal and low tilt risk. Made from a material with balanced elasticity to improve durability, this compact bit measures 5 mm in cutting diameter and is lightweight at 12 g.
Advantages
The hexagonal 1/4" shaft ensures good torque transmission to holders and screwdrivers. The finely tuned material elasticity increases service life while maintaining cutting performance. The cutting geometry promotes efficient chip evacuation and reduces the risk of tilting during countersinking. Compact dimensions make it convenient for use in confined spaces.
Suitable for
 Creating clean countersinks in metal, wood or plastics where a 5 mm cutter is applicable
 Use with 1/4" hex holders and screwdrivers (DIN ISO 1173‑D 6.3)
 Precise finishing work and preparation for countersunk screws
Key specifications
 Brand: Wera
 Model: 844
 MPN: 05104668001
 EAN: 4013288117595
 Cutting diameter: 5 mm
 Shank: 1/4" hexagon (DIN ISO 1173‑D 6.3)
 Weight: 12 g
 Dimensions (approx.): depth 7 mm × width 6 mm
How to use
Secure the Wera 844 countersink drill bit in a compatible 1/4" hex holder or screwdriver chuck. Align the bit with the workpiece at the required location and apply steady, controlled pressure while rotating the tool at an appropriate speed for the material. Withdraw regularly to clear chips if necessary. For best results, clamp or support the workpiece to avoid movement during countersinking.
Usage recommendations
Use appropriate safety equipment (eye protection and gloves) and select a speed suitable for the workpiece material. Inspect the bit before use for wear or damage and replace if cutting performance deteriorates.

## Specifications

| Feature | Value |
|---|---|
| Package weight | 12 g |
| Product colour | Stainless steel |
| Length | 36 mm |
| Proper use | Drill |
| Country of origin | China |
| Package depth | 7 mm |
| Package height | 36 mm |
| Package width | 6 mm |
| Screwdrivers/bits sizes | 1/4" |
| Working length | 12.5 mm |
| Suitable for materials | Metal, Steel |
| Drill bit diameter | 5 mm |
| Shank diameter | 6.35 mm |
| Shank shape | Hex shank |
| Drill bit type | Countersink drill bit |

## FAQ

### How much does the Countersink drill bit Wera 844 cost, and is it available for purchase?

The price is 13.99 € (valid at the time of publication and already includes all taxes). The item is available for order — 49 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 16.07.2026 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 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/1970603/64194220_large.webp