---
product_id: 642361771
title: "Solid 550 Nm Wireless Impact Wrench (406 Ft-lbs), 1/2 Inch Brushless Impact Wrench, 2500 rpm, 2 x 4.0 Ah Battery"
brand: "robustrue"
price: "KD 2.70"
currency: KWD
in_stock: true
url: https://www.desertcart.com.kw/products/642361771-solid-550-nm-wireless-impact-wrench-406-ft-lbs-1
store_origin: KW
region: Kuwait
---

# 550 Nm max torque 2x 4.0 Ah batteries, 1 hr fast charge 3-speed adjustable control Solid 550 Nm Wireless Impact Wrench (406 Ft-lbs), 1/2 Inch Brushless Impact Wrench, 2500 rpm, 2 x 4.0 Ah Battery

**Brand:** robustrue
**Price:** KD 2.70
**Availability:** ✅ In Stock

## Summary

> ⚡ Power, Precision, and Performance — Own the job, no compromises!

## Quick Answers

- **What is this?** Solid 550 Nm Wireless Impact Wrench (406 Ft-lbs), 1/2 Inch Brushless Impact Wrench, 2500 rpm, 2 x 4.0 Ah Battery by robustrue
- **How much does it cost?** KD 2.70 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.com.kw](https://www.desertcart.com.kw/products/642361771-solid-550-nm-wireless-impact-wrench-406-ft-lbs-1)

## Best For

- robustrue enthusiasts

## Why This Product

- Trusted robustrue brand quality
- Free international shipping included
- Worldwide delivery with tracking
- 15-day hassle-free returns

## Key Features

- • **All-in-One Workhorse:** Functions as impact wrench, hammer drill, and screwdriver—versatility that adapts to every project.
- • **Unmatched Power Play:** 550 Nm (406 ft-lbs) brushless motor delivers industry-leading torque for effortless heavy-duty fastening.
- • **Endurance Mode Activated:** Dual 4.0 Ah batteries extend runtime by 50%, keeping you in the zone longer with rapid 1-hour recharge.
- • **Precision at Your Fingertips:** Three adjustable speeds (0-2800 RPM) and auto brake stop ensure flawless control and prevent bolt damage.
- • **Ergonomic & Ready for Anything:** Lightweight 3.7 lb design with LED work light and soft trigger for comfort and visibility in tight spaces.

## Overview

The Solid 550 Nm Wireless Impact Wrench by Robustrue is a professional-grade, brushless 21V tool delivering 406 ft-lbs torque with 3-speed control. Equipped with dual 4.0 Ah lithium-ion batteries and a 1-hour fast charger, it offers extended runtime and quick turnaround. Its multifunctional design includes impact wrench, hammer drill, and screwdriver modes, complemented by an ergonomic lightweight build and integrated LED light for superior comfort and visibility. Perfect for demanding automotive, construction, and DIY tasks.

## Description

Robsutrue 21V cordless impact wrench is a powerful and versatile tool designed for heavy duty applications. Its maximum torque of 450 ft-lbs allows you to easily take care of solid nuts and screws, making it suitable for car repair, construction projects and other demanding tasks. This impact wrench has a wireless design that provides more mobility and convenience. 4.0 Ah lithium-ion batteries provide powerful power and working time, so you can work without plugging into a power outlet. In addition, the quick charging function makes the batteries ready to use in a short time. This versatility makes it suitable for a wide range of tasks, from tightening and unscrewing large screws to propellers and delay screws. Another notable feature of this impact wrench is its compact and lightweight design, which reduces user fatigue during long-term use. The ergonomic handle and integrated LED lighting also contribute to improving comfort and visibility even in tight or weak rooms. The Robustrue 21V cordless impact wrench comes with a complete accessory kit that includes two batteries, a charger and several sockets, making it a complete package for most DIY and professional projects.

## Features

- Silnik bezszczotkowy i wysoki moment obrotowy 550 Nm: klucz udarowy oferuje maksymalny moment obrotowy 400 ft-lbs (550 NM), dzięki czemu jest to najwyższy na rynku bezprzewodowy klucz udarowy zasilany bateryjnie. Robustrue electric impact wrench effortlessly loosens or tightens various kinds of screws or nuts, including car tire removal, furniture assembly, scaffolding installation, garage use, DIY projects, etc
- 2 x 4.0 Ah battery and 1 hour fast charging: the Robustrue electric impact wrench is equipped with 2 rechargeable batteries with a large capacity of 4000 mAh. Unlike 2.0Ah batteries, the running time extends by 50%, reducing the need for frequent battery changes and improving working efficiency. The high torque impact wrench shortens the charging time up to 1 hour, saving you valuable time. With the power indicator you can easily check the remaining power
- 【3 Adjustable Speed Control】1/2 impact wrench is equipped with a bottom switch, supports 3 adjustment speeds 0-1990/2200/2800RPM, to meet different work requirements, improve efficiency and save battery energy. Rotations can also be adjusted clockwise or counterclockwise with the When turning back to give the switch button can active the brake stop function, you don't need to worry about your nuts and bolts falling or damage after looking them
- 3 in 1 Multifunctional Impact Wrench: Robustrue impact wrench also serves as a hammer drill and screwdriver, making it versatile in different working situations
- Lekki i kompaktowy: bezprzewodowy pistolet udarowy Robustrue 1/2 waży tylko 3,7 funta na baterii, kompaktowa konstrukcja (15,9 cm od przodu do tyłu) i mocny silnik zmniejszają zmęczenie podczas codziennych zadań dokręcania lub poluzowywania, przyjazny dla kobiet i starszych użytkowników, posiada ergonomiczny uchwyt dla maksymalnego komfortu
- Two Direction Auto Stop Mode:This 1/2 wireless impact wrench with forward and reverse mode. In reverse mode, when the nut or screw looses, the brake stopper will start and reduce the speed and torque to prevent the nut from falling and protect the screw thread
- 【Zintegrowane światło LED i miękki spust】elektryczny klucz udarowy ma zintegrowane światło robocze LED, po zwolnieniu spustu utrzymuje się około 20 S, co pomaga pracować w wyjątkowo ciemnym lub ciasnym otoczeniu. When you press the power drain, you will be impressed by the smooth touch. Subtle pressure changes are sharply recognized by the impact gun detection system to achieve more accurate speed control
- What you get: 1 x impact wrench, 2 x 4.0 Ah lithium-ion battery, 1 x charger, 4 x impact wrenches (17 mm, 19 mm, 21 mm, 24 mm), 4 x rubber ring, 1 x belt clip, 1 x tool bag, 1 x instruction manual (English language not guaranteed)

## Technical Specifications

| Specification | Value |
|---------------|-------|
| Manufacturer | Robustrue |
| Item Weight | 1.7 Kilograms |
| Product Dimensions | 11.99 x 7.98 x 6.99 cm; 1.7 kg |
| Batteries | 2 Lithium Ion batteries required. (included) |
| Item model number | RT550B |
| Size | 406Ft-lbs |
| Color | Green |
| Finish | Electrostatic Paint |
| Material | Metal |
| Power source type | Battery Powered |
| Voltage | 21 Volts (AC) |
| Maximum Power | 95 Watts |
| Torque | 406 Foot Pounds |
| Item Package Quantity | 1 |
| Special Features | Variable Speed |
| Included components | 1x Impact Wrench, 2x 4.0Ah Li-ion Batteries |
| Batteries Included? | Yes |
| Batteries Required? | Yes |
| Battery Cell Type | Lithium Ion |
| Battery Capacity | 4 Amp Hours |

## Product Details

- **Brand:** Robustrue
- **Power source:** Battery Powered
- **Maximum rotational speed:** 2500 RPM
- **Voltage:** 21 Volts (AC)
- **Amperage:** 4 Amps

## Images

![Solid 550 Nm Wireless Impact Wrench (406 Ft-lbs), 1/2 Inch Brushless Impact Wrench, 2500 rpm, 2 x 4.0 Ah Battery - Image 1](https://m.media-amazon.com/images/I/81vSrQXVwtL.jpg)
![Solid 550 Nm Wireless Impact Wrench (406 Ft-lbs), 1/2 Inch Brushless Impact Wrench, 2500 rpm, 2 x 4.0 Ah Battery - Image 2](https://m.media-amazon.com/images/I/71bhV6SRloL.jpg)
![Solid 550 Nm Wireless Impact Wrench (406 Ft-lbs), 1/2 Inch Brushless Impact Wrench, 2500 rpm, 2 x 4.0 Ah Battery - Image 3](https://m.media-amazon.com/images/I/81MPoc3MTEL.jpg)
![Solid 550 Nm Wireless Impact Wrench (406 Ft-lbs), 1/2 Inch Brushless Impact Wrench, 2500 rpm, 2 x 4.0 Ah Battery - Image 4](https://m.media-amazon.com/images/I/813XVoKm+HL.jpg)
![Solid 550 Nm Wireless Impact Wrench (406 Ft-lbs), 1/2 Inch Brushless Impact Wrench, 2500 rpm, 2 x 4.0 Ah Battery - Image 5](https://m.media-amazon.com/images/I/710gviMR9UL.jpg)

## Available Options

This product comes in different **Size** options.

## Frequently Bought Together

- Robustrue Cordless Impact Wrench, 406Ft-lbs (550N.m) Brushless 1/2 inch Impact Wrench, 2800RPM High Torque Impact Gun, 2x 4.0Ah Battery, Charger, 4 Sockets, Electric Impact Wrench for Car Home
- Robustrue 3/8" Cordless Ratchet Wrench, 6 inch Extended Ratchet Wrench, 40Ft-lbs 400RPM Cordless Ratchet, 2 Batteries Power Electric Ratchet Driver with Variable Speed, 7 Sockets, LED Light
- Robustrue 3/8" Drive Handle Ratchet, 72 Tooth Ratchet Torque Wrench with Quick-release and Reversible Switch for Car Repair, ‎RH60X

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**Shop now:** [https://www.desertcart.com.kw/products/642361771-solid-550-nm-wireless-impact-wrench-406-ft-lbs-1](https://www.desertcart.com.kw/products/642361771-solid-550-nm-wireless-impact-wrench-406-ft-lbs-1)

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*Product available on Desertcart Kuwait*
*Store origin: KW*
*Last updated: 2026-03-19*