High - Torque Impact Wrench for Auto & Machinery Repair

Price Negotiable
Price: Negotiable
MOQ: 50pcs
Delivery Time: 30-45DAYS
Brand: YEEDA
Product Description
High-Torque Impact Wrench for Auto & Machinery Repair
1-Inch Drive Heavy-Duty Twin Hammer Impact Wrench (YD91-013)
Product Specifications
Item Details
Model No. YD91-013
Square Drive 1"
Working Torque 2800 Nm*ft-lb
Free Speed 4700 rpm
Capacity Bolt Size 36 mm
Air Consumption 663 L/min
Air Inlet 1/2"
Air Hose 1/2"
N.W./PC 9 kg
QTY/CTN 2 pcs
CTN (L×W×H) 32.5×28.8×35.5 cm
KIT QTY/CTN 3 pcs
KIT CTN (L×W×H) 58.5×34.5×26.5 cm
Product Details

This 1-inch drive heavy-duty twin hammer impact wrench (YD91-013) features a twin hammer structure that delivers strong, stable torque output for easy handling of large-sized bolt disassembly and assembly. The 1-inch square drive (socket 1") allows compatibility with various sockets.

The wrench includes a power switch for convenient start/stop control and an F-R switch for flexible tightening/loosening mode selection. The ergonomic handle enhances grip stability and comfort, reducing hand fatigue during extended operation. The air inlet connects to the power source, while the solid metal construction ensures durability in harsh working environments.

Application Scenarios
  • Automotive Maintenance: Disassembling and assembling high-torque bolts on large trucks and engineering vehicles, including tires and drive shafts.
  • Engineering Machinery: Installation and disassembly of key components on excavators, cranes, and similar equipment, such as crawler belts and chassis connecting bolts.
  • Steel Structure Construction: Fastening or disassembling large steel structure connecting bolts in factory and bridge construction.
  • Mine Equipment Maintenance: Efficiently handling large-sized bolts during maintenance of crushers, mining transportation equipment, and other mining machinery.
FAQ
Q: What air pressure is required when using the wrench?
A: Recommended air source pressure is 6-8 bar to ensure sufficient torque output and efficient operation.
Q: How to perform daily maintenance on the wrench?
A: Clean surface dust and oil after use. Regularly check air inlet tightness and switch operation. Add pneumatic tool lubricant to internal components based on usage frequency to extend service life.
Q: What may be the reason if the wrench has insufficient torque?
A: Possible causes include insufficient air pressure, worn internal components (like twin hammers), air inlet blockage, or air hose leaks affecting torque output.
High-Torque Impact Wrench front view High-Torque Impact Wrench side view High-Torque Impact Wrench in use High-Torque Impact Wrench close-up of drive mechanism

Get in Touch

Have questions about our products or want to discuss a custom order? Our team is ready to help you.

Company Jiaxing Yeeda International Co.,Ltd
Location No.555 Chuangye Road  (Shanghai entrepreneurial business park) ,Dayun  Town, Jiashan City,China
Contact Person Joyce Chou

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