# Adapter Proline 3/4" to 1/2" Model 5188670 — drive size adapter for tools

**URL:** https://aio.lv/en/product--proline-5188670--10785936
**Data updated:** 2025-12-30 12:34 (EET)
**Category:** Screwdriver Bits
**Manufacturer:** Proline
**Manufacturer code:** 5188670
**EAN:** 5903755188670
**Warranty:** 2 Years
**Availability:** Available for order
**Price:** 7.99 €
**Prices and availability valid until:** 2026-07-19 23:59
**Price without VAT (21%):** 6.60 EUR
**Can be purchased by legal entities:** Yes (invoice)
**Buy:** https://aio.lv/en/product--proline-5188670--10785936

## Delivery options

| Delivery method | Delivery time | Cost |
|---|---|---|
| Office pickup (2b. Kengaraga str., Riga, Latvia, LV-1063) | 01.07.2026 | free |
| Pickup points | 06.07.2026 | 1.99 EUR |
| Courier delivery to door | 06.07.2026 | 4.99 EUR |

## Summary description

Proline Adapter 3/4" to 1/2" Model 5188670 is a drive-size adapter designed to connect 3/4-inch tools or sockets to 1/2-inch drives and vice versa. It enables compatibility between different drive standards without replacing tools, suitable for hand tools and power tools that accept these square drives. Practical for workshops, service vehicles, and on-site repairs.

## Long description

Proline Adapter 3/4" to 1/2" Model 5188670 is a drive-size reducing adapter that lets users connect sockets, ratchets and other square-drive accessories with different square sizes. The adapter has a 3/4" female square and a 1/2" male square, enabling compatibility between tools and accessories without replacing existing items. It is suitable for hand tools and power tools that accept these square drives and is useful in workshops, service vehicles and on-site repair tasks.
Advantages
This drive-size adapter provides a simple mechanical solution to fit 3/4" accessories to 1/2" drives (and vice versa where applicable), saving time and reducing the need to carry multiple ratchets or sockets. The compact, single-piece design maintains drive alignment and allows quick attachment and release of square-drive tools. Manufactured under the Proline brand, model 5188670 is intended to be durable for workshop and field use.
Suitable for
 Connecting 3/4" sockets to 1/2" ratchets
 Using 3/4" accessories with 1/2" power tool adapters
 Workshop repairs and maintenance tasks
 Service vehicles and mobile tool kits
Key specifications
 Brand: Proline
 Model/MPN: 5188670
 EAN: 5903755188670
 External square (female): 3/4"
 Internal square (male): 1/2"
 Type: Drive size reducing adapter
How to use
Attach the adapter by inserting the 1/2" male square into the drive of your ratchet or power tool, then push the 3/4" socket or accessory onto the adapter's female square until it seats securely. To remove, pull the socket off the adapter and detach the adapter from the tool. Ensure the adapter and accessories are clean and free of debris before use and verify secure engagement before applying torque.
Usage recommendations
Do not exceed the torque ratings recommended for the smaller drive or the accessory being used; use the adapter for occasional compatibility needs rather than as a permanent substitute for correctly sized drive tools. Inspect the adapter for wear or damage before each use.

## FAQ

### How much does the Proline Adapter 3/4" to 1/2" Model 5188670 cost, and is it available for purchase?

The price is 7.99 € (valid at the time of publication and already includes all taxes). The item is available for order — 293 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 01.07.2026 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 Proline 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 Proline 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/10785936/60035615_large.webp