# Hex key Proline 48537 — single-piece Allen wrench

**URL:** https://aio.lv/en/product--proline-48537--12017709
**Data updated:** 2026-03-13 14:24 (EET)
**Category:** Wrenches & Adjustable Wrenches
**Manufacturer:** Proline
**Manufacturer code:** 48537
**EAN:** 5903755485373
**Warranty:** 2 Years
**Availability:** Available for order
**Price:** 5.99 €
**Prices and availability valid until:** 2026-07-16 23:59
**Price without VAT (21%):** 4.95 EUR
**Can be purchased by legal entities:** Yes (invoice)
**Buy:** https://aio.lv/en/product--proline-48537--12017709

## Delivery options

| Delivery method | Delivery time | Cost |
|---|---|---|
| Office pickup (2b. Kengaraga str., Riga, Latvia, LV-1063) | 08.07.2026 | free |
| Pickup points | 13.07.2026 | 1.99 EUR |
| Courier delivery to door | 13.07.2026 | 4.99 EUR |

## Summary description

Proline 48537 is a single-piece hex key (Allen wrench) supplied as one unit. Designed for driving hexagonal socket fasteners, it serves general assembly, maintenance and repair tasks. Compact and simple, it fits confined spaces and common applications requiring a single-sized hex key for tightening or loosening bolts and screws.

## Long description

Proline socket-style Torx T9 bit key model 48537 is a compact T9 Torx insert intended for driving and removing Torx fasteners. Designed to be used with standard 1/4" hex bit holders, socket adapters or bit sockets, this insert provides a secure fit in T9-profile screw heads commonly found in electronics, small appliances and precision mechanical assemblies. Its compact form factor allows access to recessed or confined fasteners while enabling quick changes when fitted into bit holders or ratchet adapters.
Advantages
The Torx T9 bit delivers precise engagement with T9 fasteners, minimizing cam-out and screw head damage during installation or removal. Its socket-style design allows use with a variety of drive tools, increasing versatility across repair and assembly tasks. The compact length and accurate profile support work in tight spaces and on delicate components where controlled torque and repeatable fit are required.
Suitable for
 Electronics repair and assembly
 Small appliance maintenance
 Precision mechanical and hobby work
 Computer and consumer device servicing
Key specifications
 Drive type: Torx T9 profile
 Form factor: socket-style/insert bit compatible with standard bit holders
 Compatibility: fits 1/4" hex bit adapters and compatible sockets
 Application: designed for use on small fasteners in confined spaces
How to use
Select a compatible bit holder or socket adapter that accepts the insert. Insert the Torx T9 bit into the holder until it seats securely, then engage the bit with the matching T9 screw head ensuring full contact before applying torque. Apply steady, controlled force while rotating the driver or ratchet, reversing direction to remove fasteners. After use, clean any debris from the bit tip and store in a protective case or bit holder to preserve the profile accuracy.
Usage recommendations
Use the T9 Torx insert with a torque-controlled driver when working on delicate electronics to avoid over-torquing. Inspect the bit tip periodically for wear and replace when rounding or damage is observed to maintain reliable fastener engagement.

## Specifications

| Feature | Value |
|---|---|
| Number of keys included | 1 pc(s) |

## FAQ

### How much does the Hex key Proline 48537 cost, and is it available for purchase?

The price is 5.99 € (valid at the time of publication and already includes all taxes). The item is available for order — 200 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 08.07.2026 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/12017709/67617843_large.webp