Liangye 800nm Battery Power Tool High Torque 20V Industrial Cordless Electric Torque Impact Wrench

• Customization: Available
• After-sales Service: Repair System
• Warranty: 2 Years
• Model NO.: LCW777-8LD
• Type: Tire
• Standard: Nonstandard
• Certification: ISO, CE, GS, RoHS
• Tire Gauges Type: N/a
• Tire Gauges Carry Way: N/a
• Condition: New
• Update Method: N/a
• Product Namer: Electric Truck Impact Wrench
• Category: Auto Repair Tools
• Voltage: 20V Rechargeable Battery
• Power Type: Li-ion Battery Operated Impact Wrench
• Max. Torque: 800nm
• Anvil: 1/2"
• Transport Package: Color Box
• Specification: CE/ROHS/GS/ETL
• Trademark: LIANGYE
• Origin: China
• HS Code: 8467299000
• Production Capacity: 300, 000PCS
• Package Size: 0.00cm * 0.00cm * 0.00cm
• Package Gross Weight: 0.000kg

Product Description

Product Description

Liangye 800nm Battery Power Tool High Torque 20V Industrial Cordless Electric Torque Impact Wrench   Update 2025/12/3

PRODUCT DETAILS
 

   

• Powerful cordless impact wrench with 1/2" square head and 800 Nm
• Powerful Brushless motor for greatest efficiency and long battery pack runtime
• Automatic Power Shift (APS): screws/nuts will not fall down when unscrewed, and no overtightening when screw fitting in APS mode
• High torque accompanied by an exceptionally compact design
• Very powerful for demanding applications
• Low kick-back operation with extremely high torque
• Twelve speed/torque levels for a wide range of applications
• Integrated LED work light for optimal brightness in the work area
• Robust die cast aluminium gear housing for optimum heat dissipation and durability
• Handy belt hook, can be fixed either on the right or left side

 

NEW Product	800N.m Cordless Impact Wrench
Voltage	20V(Li-ion)
Max. Nut Busting Torque	800Nm
Max. Forward Torque	750Nm
Nut	M8/M16
No-load speed	0-1100RPM 0-1370RPM 0-2200RPM
Impact rate	0-700BPM 0-1300BPM 0-1700BPM
Weight	1/2" anvil head
Motor	Brushless motor

 

Company Profile

 

Established in 2003, Ningbo Liang'ye Electric Appliances Co., Ltd. is a professional manufacturer and exporter concerned with the design, development, and production of cordless power tools and garden tools. Since the first battery powered screwdriver was launched in 2004, we have expanded our products to 30 categories, more than 200 models, like cordless drill, cordless saw, cordless wrench, cordless chainsaw, cordless lawn mower, cordless hedge trimmer. The annual turnover in 2022 exceeded 130,000,000 U. S. Dollars. The sales keep growing with the developments of new products and markets.
Nowadays, Liang'ye have 3 production bases in Ningbo, China to support Big orders and urgent orders. We have now 900 employees.
Covering 120000 square meters, Facility with In-house Industry design, mold design and manufacturing, centralized feeding system of plastic injection, automatic PCBA design and producing ,lithium battery and products assembling, product safety and performance testing center, we provide different solutions of O E M and O D M business cooperation for our customers.  
To make workers feel comfortable during working, each workshop is equipped with central air-conditioning system. Our factory always fulfill B S C I social responsibility.
Strict application of quality management and environment management according to I S O 9 0 0 1 and I S O 1 4 0 0 1, we commit to keep making our customers satisfied with our products.
"Motivate your creativity, Make your life better". We promise to provide high quality tools.

FAQ

 

General Cordless Impact Wrench Questions

• What is a cordless impact wrench?
  A cordless impact wrench is a power tool that uses a rotating hammer mechanism to deliver high torque output, allowing for easy loosening or tightening of bolts and nuts without the constraints of a power cord. It operates on a rechargeable battery, providing portability and versatility. 

• What are the benefits of using a cordless impact wrench?

  • Portability: Cordless design allows use without needing a power outlet or air compressor. 
  • Efficiency and Speed: Delivers consistent torque, allowing for quicker tightening or loosening of bolts with minimal physical strain.
  • Precision: Adjustable torque settings ensure bolts are fastened to exact specifications.
  • Access to Tight Spaces: Compact designs enable use in confined areas where manual tools often struggle to fit.

• What are some common applications for a cordless impact wrench?
  Cordless impact wrenches are used in:

  • Automotive repairs (removing bolts and fasteners around the engine, suspension, and tires).
  • Furniture assembly (quickly tightening bolts and screws, particularly in hard-to-reach corners).
  • Bike maintenance (quick adjustments on bike components in tight spaces).
  • Construction. 
  • Machinery assembly. 

• What should I consider when choosing a cordless impact wrench?

  • Torque: The higher the torque rating, the better the performance on stubborn bolts. 
  • Battery Type and Capacity: Lithium-ion batteries are preferable due to their lightweight design and quick charging capabilities. 
  • Voltage: Higher voltage typically means better performance. 
  • Drive Size: Check the wrench's drive size (e.g., 1/4 inch or 3/8 inch) to ensure it is compatible with your socket set.
  • Variable Speed Control: Provides flexibility, allowing you to change speeds based on the task at hand. 
  • Weight and Ergonomics: Lightweight and ergonomic design are crucial for comfort. 

Using a Cordless Impact Wrench

• How do I switch between clockwise and counterclockwise rotation?
  Most models have a switch for easy switching between clockwise and counterclockwise rotation.

• Can I use a cordless impact wrench to remove lug nuts?
  Yes, cordless impact wrenches are an excellent choice for removing lug nuts because they deliver high torque with rapid impacts. [2]

• How do I ensure I don't overtighten fasteners?
  Use a torque wrench afterwards to ensure the lug nuts are tightened to the recommended torque.

Safety 

• What safety precautions should I take when using a cordless impact wrench?

  • Hold the power tool by insulated gripping surfaces.
  • Hold the tool firmly. 
  • Always be sure you have a firm footing.
  • Wear eye protection and hearing protection. 
  • Use impact-rated sockets. 
  • Double-check the tool's directional setting before use. 

• What should I do if my cordless impact wrench feels weak?

  • Ensure Sufficient Battery Charge. 
  • Use a Higher-Capacity Battery. 
  • Select the Right Gear Setting. 
  • Perform Regular Tool Maintenance. 
  • Optimize Your Working Environment. 

Maintenance 

• How do I maintain my cordless impact wrench?

  • Keep it Clean: Wipe down the exterior with a damp cloth to remove dust and debris. 
  • Lubricate Regularly: Periodically lubricate the moving parts. 
  • Inspect the Socket and Anvil: Regularly check the socket for cracks or damage and the anvil for signs of excessive wear.
  • Check the Battery: Monitor the battery's health, looking for signs of damage. [
  • Clean the Battery Contacts: Keep the battery contacts clean and free of corrosion.
  • Store Properly: Store your impact wrench in a clean, dry place. Remove the battery if storing for a long period. 

• 1. What types of cordless power tools do you manufacture?
  We manufacture a wide range of cordless power tools, including drills, impact drivers, saws, grinders, sanders, and more. We specialize in lithium-ion battery technology and can help clients to build one system for all power tools.

• 2. What is your minimum order quantity (MOQ)?
  Usually 500pcs per model. As for new product, please contact us with your specific needs, and we'll be happy to provide a quote.

• 3. What certifications do your products have?
  Our products are certified to meet international safety and performance standards, including CE, GS, RoHS, UL, VDE.,etc.

• 4. What is your production capacity?
  Our factory has a production capacity of 100,000 units per month. We can scale production to meet your demands.

• 5. What is your lead time for orders?
  Lead times vary depending on the order size and customization requirements. We will provide a detailed production schedule with your quote.
  
  6.Can I visit your factory to inspect the production process?

        Yes, we welcome you to visit our factory and inspect our production process. Please contact us to schedule a visit.
       

• 7.What's your payment terms?
  100% T/T in advance for amount below 50000USD
  30% T/T in advance, 70% against B/L copy for amount above 50000USD
   

• 8. When can I get the goods after payment?
  We will arrange the production after your confirmation of the package details. It takes around 45days in production. You can receive the goods within 2-3months by sea.