Sale Lithium Battery Cordless Wrench

Home / Product / 21V Cordless Impact Wrench

Brushless Electric Impact Wrench Company

The 21V Cordless Impact Wrench is a small, high-torque tool for household use, especially for professional fields such as auto mechanics, scaffolders, and carpenters. It is equipped with a brushless motor, which not only provides strong power but also ensures the durability and stability of the tool. The design of the brushless motor reduces friction, extends the life of the tool, and can work continuously under high loads. The impact wrench also has an infinitely variable speed switch, and users can easily adjust the speed by pressing the pressure. When pressing lightly, the speed is slow, which is suitable for delicate work, while when pressing hard, the speed increases rapidly to meet the needs of efficient work. In addition, the tool will automatically stop when the hand is released, which improves the safety and convenience of operation. The front lighting function makes it more convenient to work at night or in low-light environments, ensuring that users can successfully complete tasks in various environments. Overall, the 21V Cordless Impact Wrench is the choice for professional craftsmen in terms of power, durability, and ease of operation.

Yongkang Change Power Tools Co., Ltd.
ABOUT

Yongkang Change Power Tools Co., Ltd.

Yongkang Change Power Tools Co., Ltd. is a China 21V Cordless Impact Wrench Manufacturer and Sale 21V Cordless Impact Wrench Factory. We are an enterprise specializing in power tools, such as cordless drills, cordless reciprocating saws, cordless nail guns, cordless angle grinders, cordless demolition hammers, etc. With a professional sales team, our products sell well in North America, South America, Russia, the Middle East, and Southeast Asia.
Quality-oriented, customer paramount is our business principle, Diligent and Conscientious Teamwork can guarantee high quality and nice service. We welcome domestic and international customers to contact us for business negotiations.
View More

Patent Certificate

  • Electric Drill CE Certificate
  • Electric Wrench CE Certificate
  • Electric Angle Grinder CE Certificate
  • Electric Washing Machine CE Certificate

Get in Touch

Latest Updates

View More

Industry Knowledge Extension

Purpose and Uses of Brushless Electric Impact Wrench

Brushless electric impact wrenches are essential tools in both professional and DIY settings. Their primary purpose is to provide high torque output, making them ideal for fastening and loosening nuts and bolts efficiently. Unlike traditional impact wrenches, brushless models utilize an electronic motor design that eliminates the need for carbon brushes. This innovation results in improved performance, extended tool life, and reduced maintenance.

These tools are commonly used in automotive repair, construction, and assembly lines where quick and reliable fastening is crucial. For mechanics, a brushless electric impact wrench can expedite tire changes and engine assembly tasks. In construction, these wrenches are invaluable for securing structural components and installing heavy machinery.

Additionally, their lightweight design and ergonomic grip enhance usability, allowing for prolonged use without fatigue. Many users appreciate their versatility; brushless electric impact wrenches can often handle various applications, from minor home repairs to heavy-duty industrial jobs. With advancements in battery technology, these tools have become more powerful and convenient, further increasing their popularity across various sectors.

Life and Capacity of Cordless Wrench

The lifespan and capacity of cordless wrenches are vital considerations for users looking to invest in reliable tools. Generally, a high-quality cordless wrench can last for several years, depending on usage, maintenance, and the environment in which it is used. Proper care, such as keeping the tool clean and storing it in a dry place, can significantly extend its lifespan.

Battery capacity plays a crucial role in determining how long a cordless wrench can operate before needing a recharge. Most modern cordless wrenches use lithium-ion batteries, which are known for their impressive energy density. A typical battery capacity ranges from 2.0 Ah to 5.0 Ah, influencing the tool’s runtime. For instance, a wrench with a 5.0 Ah battery can deliver a longer operational time compared to a 2.0 Ah battery, allowing users to complete more tasks between charges.

It's also important to consider the tool's torque output when evaluating its capacity. Cordless wrenches usually offer a torque range of 100 to 1,000 ft-lbs, catering to different applications. Higher torque ratings enable users to handle more demanding jobs, such as automotive repairs and heavy machinery assembly, efficiently.

Main Features of High Torque Impact Wrench

High torque impact wrenches are designed to deliver exceptional power and efficiency, making them indispensable for a range of applications. One of their standout features is their ability to provide high torque output, often exceeding 1,000 ft-lbs. This level of torque is crucial for tasks like automotive repair and construction, where secure fastening is essential.

Another significant feature is the variable speed control that many high torque impact wrenches offer. This allows users to adjust the tool's speed and torque according to the specific requirements of their project. Whether driving lag bolts into wood or loosening stubborn nuts, this flexibility enhances the tool's usability.

Ergonomic design is also a key consideration. Many high torque impact wrenches come with padded grips and lightweight constructions, reducing user fatigue during extended use. This is particularly beneficial in professional settings where the tool may be in constant operation throughout the day.

Advanced features like built-in LED lights illuminate work areas, providing better visibility in dimly lit spaces. Some models also include integrated sensors that prevent over-tightening, reducing the risk of damage to fasteners. These features combined make high torque impact wrenches versatile and user-friendly, appealing to both seasoned professionals and DIY enthusiasts.

Battery Technology of Lithium Battery Cordless Wrench

Lithium battery technology has transformed the performance and usability of cordless wrenches. One of the main advantages of lithium-ion batteries is their energy density, allowing them to store more power in a smaller and lighter package. This results in cordless wrenches that are not only more portable but also capable of delivering extended run times.

Lithium batteries also have a lower self-discharge rate compared to older nickel-cadmium batteries. This means that a cordless wrench can retain its charge for longer periods when not in use, making it more convenient for users who may not use the tool regularly. Additionally, lithium-ion batteries are known for their fast charging capabilities. Many models can reach a full charge in just one to two hours, minimizing downtime.

Safety is another critical aspect of lithium battery technology. These batteries are designed with built-in protection circuits that prevent overheating, overcharging, and short-circuiting, reducing the risk of accidents. This ensures that users can operate their cordless wrenches with confidence.

Advancements in battery management systems allow for better monitoring of battery health, providing users with insights into when a battery may need replacement. This feature can help maintain optimal tool performance over time.