Kalvori Impact Wrench – 21V Brushless Cordless Impact Wrench with 500N·m Torque, 3-Speed Control & 4.0Ah Battery

Tackle Every Tough Job with the Kalvori Impact Wrench

Take on demanding automotive, construction, mechanical and DIY projects with confidence using the Kalvori Impact Wrench, a powerful cordless impact wrench engineered for speed, precision and durability. Equipped with a 900W high-efficiency brushless motor, 500N·m maximum torque, 21V cordless power system, 4.0Ah rechargeable lithium battery, 3-speed variable control, reverse auto-stop technology, and a heavy-duty tungsten steel anvil, the Kalvori Impact Wrench delivers professional performance wherever the job takes you.

Whether you're changing vehicle wheels, repairing machinery, assembling heavy-duty structures or completing home improvement projects, the Kalvori Impact Wrench provides the power and reliability needed to get the job done faster.

Why Choose the Kalvori Impact Wrench?

Unlike ordinary cordless impact wrenches, the Kalvori Impact Wrench combines high torque, intelligent control and long battery life in one versatile tool.

Key Features

• 900W High-Efficiency Brushless Motor

• 500N·m Maximum Torque

• 21V Cordless Power System

• 4.0Ah Lithium-Ion Battery

• 3 Adjustable Speed Modes

• Up to 3,700 RPM

• Reverse Auto-Stop Function

• 1/2" Square Drive & 1/4" Hex Drive

• Tungsten Steel Output Shaft

• Integrated LED Work Light

• Ergonomic Soft-Grip Handle

• Lightweight Cordless Design

Powerful 900W Brushless Motor

High Performance with Greater Efficiency

The Kalvori Impact Wrench features a powerful 900W brushless motor designed for demanding applications while improving efficiency and extending motor life.

Benefits include:

• Higher efficiency

• Longer motor lifespan

• Reduced maintenance

• Lower operating temperatures

• Reduced vibration

• Consistent power delivery

Built to perform under continuous heavy workloads.

Massive 500N·m Maximum Torque

Loosen Stubborn Fasteners with Ease

Delivering up to 500N·m of fastening torque, the Kalvori Impact Wrench easily tackles demanding jobs.

Perfect for:

• Wheel nuts

• Suspension bolts

• Engine repairs

• Structural fasteners

• Heavy machinery

• Construction work

Powerful torque helps reduce effort while improving productivity.

Three Adjustable Speed Modes

Precision for Every Task

Different jobs require different levels of power.

The Kalvori Impact Wrench features three selectable speed settings for improved control.

Suitable for:

• Precision fastening

• Vehicle maintenance

• Heavy-duty bolt removal

• Workshop repairs

• Construction applications

Maximum speed reaches 3,700 RPM for fast, efficient operation.

Long-Lasting 4.0Ah Lithium Battery

Cordless Freedom for Longer Jobs

The included 21V 4.0Ah lithium-ion battery provides dependable cordless performance for extended working sessions.

Advantages include:

• Long runtime

• Stable power output

• Fast recharging

• Cord-free convenience

• Reduced downtime

Ideal for workshops, garages, construction sites and mobile repairs.

Intelligent Reverse Auto-Stop

Greater Control During Fastener Removal

The Kalvori Impact Wrench includes a smart reverse auto-stop system that automatically slows and stops once a fastener has been loosened.

Benefits include:

• Helps prevent dropped nuts

• Improved fastening control

• Safer operation

• Reduced thread damage

• Greater precision

Especially useful when working on vehicles.

Dual Drive Compatibility

One Tool for Multiple Applications

The Kalvori Impact Wrench supports both:

• 1/2-inch square drive sockets

• 1/4-inch hex accessories

Quick accessory changes make it suitable for a wide range of fastening and drilling tasks.

Compatible with:

• Impact sockets

• Driver bits

• Drill bits

• Fastening accessories

Heavy-Duty Tungsten Steel Output Shaft

Built for Professional Durability

The reinforced tungsten steel output shaft is engineered to withstand repeated high-impact use.

Designed to resist:

• Wear

• Heavy loads

• Continuous operation

• High torque applications

Built for long-term reliability.

Integrated LED Work Light

Better Visibility in Dark Work Areas

The built-in LED work light helps illuminate difficult-to-see areas.

Perfect for working:

• Under vehicles

• Inside engine bays

• In garages

• On construction sites

• In confined spaces

Work with greater accuracy wherever you are.

Comfortable Ergonomic Design

Built for Extended Use

The Kalvori Impact Wrench features an ergonomic soft-grip handle for greater comfort during prolonged use.

Features include:

• Comfortable grip

• Balanced weight distribution

• Reduced user fatigue

• Improved handling

• One-handed operation

Comfortable enough for everyday professional use.

Ideal for Multiple Applications

The Kalvori Impact Wrench is suitable for:

• Automotive repairs

• Wheel changes

• Motorcycle maintenance

• Construction work

• Industrial maintenance

• Mechanical engineering

• Home renovations

• Workshop projects

• DIY repairs

• Agricultural equipment maintenance

One cordless tool for countless demanding jobs.

Technical Specifications

Specification	Details
Product	Kalvori Impact Wrench
Motor	High-Efficiency Brushless Motor
Voltage	21V
Power	900W
Maximum Torque	500N·m
Battery	4.0Ah Lithium-Ion
Speed	0–3,700 RPM
Speed Modes	3
Drive Size	1/2" Square + 1/4" Hex
Output Shaft	Tungsten Steel
Reverse Auto-Stop	Yes
LED Work Light	Yes

What's Included

• Kalvori Impact Wrench

• 21V 4.0Ah Rechargeable Battery

• Battery Charger

• 1/2" Drive Adapter

• 1/4" Drive Adapter

• 1/2" to 1/4" Bit Adapter

• 4 × Magnetic Socket Bits (6mm, 8mm, 10mm, 12mm)

• 5 × Impact Sockets (14mm, 17mm, 18mm, 19mm, 22mm)

• 4 × Twist Drill Bits (3mm, 4mm, 5mm, 6mm)

• 4 × Wood Drill Bits (3mm, 4mm, 5mm, 6mm)

• 6 × 50mm Screwdriver Bits

• 250mm Flexible Extension Shaft

• Carrying Case

Accessories included may vary depending on the selected package.

Frequently Asked Questions

What can the Kalvori Impact Wrench be used for?

The Kalvori Impact Wrench is ideal for automotive repairs, tyre changes, machinery maintenance, construction projects, engineering work, workshop tasks and demanding DIY applications.

How powerful is the Kalvori Impact Wrench?

The Kalvori Impact Wrench delivers up to 500N·m of maximum torque, making it suitable for loosening seized bolts, tightening heavy-duty fasteners and tackling professional applications.

What are the benefits of the brushless motor?

The 900W brushless motor offers improved efficiency, longer service life, reduced maintenance, quieter operation and more consistent power compared with traditional brushed motors.

What does the reverse auto-stop feature do?

When removing fasteners, the reverse auto-stop function automatically slows and stops the tool once the bolt is loosened, helping prevent dropped nuts and improving control.

Can I adjust the speed?

Yes. The Kalvori Impact Wrench offers three adjustable speed modes, allowing you to match the tool's performance to different fastening tasks and materials.

Is it suitable for professional use?

Absolutely. With its 900W brushless motor, 500N·m torque, tungsten steel output shaft, and durable construction, the Kalvori Impact Wrench is built for demanding workshop, automotive and construction environments.

Upgrade Your Toolbox with the Kalvori Impact Wrench

The Kalvori Impact Wrench combines a 900W high-efficiency brushless motor, 500N·m maximum torque, 21V cordless power, a 4.0Ah lithium battery, 3-speed variable control, reverse auto-stop technology, dual drive compatibility, LED work light, and a heavy-duty tungsten steel anvil to deliver exceptional fastening performance for automotive, construction, engineering and home workshop applications. Whether you're changing tyres, repairing machinery, assembling structures or completing demanding DIY projects, the Kalvori Impact Wrench provides the power, precision and reliability needed to work faster, smarter and with complete confidence.