# Bit adapter for impact wrench DeWalt DT20505-QZ 3/8" square drive

**URL:** https://aio.lv/en/product--dewalt-dt20505-qz--11118280
**Data updated:** 2026-03-07 18:15 (EET)
**Category:** Power Tools Accessories
**Manufacturer:** DeWalt
**Manufacturer code:** DT20505-QZ
**EAN:** 5054905306472
**Warranty:** 2 Years
**Availability:** Available for order
**Price:** 36.99 €
**Prices and availability valid until:** 2026-08-06 23:59
**Price without VAT (21%):** 30.57 EUR
**Can be purchased by legal entities:** Yes (invoice)
**Buy:** https://aio.lv/en/product--dewalt-dt20505-qz--11118280

## Delivery options

| Delivery method | Delivery time | Cost |
|---|---|---|
| Office pickup (2b. Kengaraga str., Riga, Latvia, LV-1063) | 27.07.2026 | free |
| Pickup points | 30.07.2026 | 1.89 EUR |
| Courier delivery to door | 30.07.2026 | 4.99 EUR |

## Summary description

DeWalt DT20505-QZ is a 3/8" square-drive bit adapter designed to convert impact wrenches or ratchets for use with bits. It provides a secure connection between a 3/8" square tool output and hex or other bit types compatible with the adapter. Suitable for assembly, maintenance, and fastening tasks where a square drive must accept screwdriver bits.

## Long description

DeWalt DT20505-QZ 3/8" square drive bit adapter converts a 3/8" square output on an impact wrench or ratchet into a holder for screwdriver bits and other compatible inserts. The adapter is intended to provide a secure interface between the square drive of the tool and hex-shanked bits, enabling use of standard bits with impact-rated tools for assembly, maintenance and fastening operations.
Advantages
The adapter is constructed to withstand the torque and shock load typical of impact tools while maintaining a tight fit to reduce wobble and bit slippage. Its compact design allows access in confined spaces and preserves tool balance. The part is compatible with common 3/8" square-drive sockets and accepts standard hex bits, simplifying toolset modularity and reducing the need to change tools for different bit types.
Suitable for
Converting 3/8" square-drive impact wrenches or ratchets to accept screwdriver bits
Assembly and production line fastening where fast bit changes are required
Maintenance and repair tasks in workshops and service vehicles
Tight or confined work areas where a short adapter provides better access
Key specifications
Input interface: 3/8" square drive
Output interface: bit holder compatible with standard hex shank bits
Construction designed for impact tool use and high torque transmission
Compact length for access in confined spaces
Material: hardened steel (impact-capable)
How to use
Insert the adapter into the 3/8" square drive of the impact wrench or ratchet and ensure it seats fully. Insert a compatible hex-shank bit into the adapter until it locks or seats securely. Operate the tool at appropriate torque settings and use short bursts with impact tools to minimize bit wear. After use, remove the bit and adapter if switching back to standard sockets to maintain safe connections.
Usage recommendations
Use impact-rated bits with the adapter to maintain tool and bit life, check the adapter and bit for wear before each use, and avoid excessive lateral loads that can cause premature wear. For high-torque applications, select bits and fasteners rated for impact use and follow manufacturer's safety guidance for the impact wrench.

## FAQ

### How much does the Bit adapter DeWalt DT20505-QZ 3/8" square cost, and is it available for purchase?

The price is 36.99 € (valid at the time of publication and already includes all taxes). The item is available for order — 9 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 27.07.2026 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 DeWalt 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 DeWalt 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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