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MUTHEL VM-D/VM-DA Single-speed CNC Electric Torque Wrench | 100-12000Nm Straight & Elbow Industrial Tool - Lightweight Digital Electric Torque Wrench

VM-D straight type & VM-DA elbow single-speed digital electric torque wrench cover 100–12000Nm full torque range, equipped with high-power planetary gear reduction system, lightweight compact body, ±5% high torque precision. Adopt color CNC control panel, support 1Nm fine torque adjustment & 10 groups preset torque values. Built-in voltage stabilization module to offset grid voltage fluctuation and stabilize output torque. Optional Bluetooth/WIFI wireless transmission to connect MES system for bolt tightening data upload & full-process traceability. VM-DA elbow model specially fits narrow, confined operation space. Widely used in railway track, wind power, bridge steel structure, petrochemical, heavy machinery and engineering construction industries

1. Two Structure Versions For All Working Conditions

  • VM-D Straight Gun Type: Ergonomic pistol grip, lightweight high power-to-weight ratio, easy to hold for long-time horizontal & vertical assembly work.

  • VM-DA Elbow Bend Type: 90° bent output head with auxiliary lifting handle, perfectly solve dead-angle, narrow space tightening problems such as rail fasteners, box girder inner bolts, equipment deep cavity connection.

    Multiple drive head options: 0.75” /1” /1.5” /2” square drive, match all standard industrial sockets.

2. CNC Digital Precision Torque Control

  • Color digital control panel, 1Nm step fine adjustment, real-time digital display target torque & working status.

  • 10 groups programmable preset torque, support gear adjustment mode, fast switch for multi-spec bolts on site.

  • Built-in bolt torque reference table, quickly match torque value by bolt strength grade & diameter; gain calibration function for rapid parameter correction.

  • Reverse unloading function after tightening completion, reduce labor load for operators.

  • User hierarchical authority management (administrator/operator), avoid misoperation and unauthorized parameter modification.

3. Stable Torque Output, Adaptable To Harsh Construction Site

Independent power supply voltage stabilizing unit, with input voltage rectification feedback control. It can suppress grid voltage fluctuation, keep consistent torque output even under unstable field power supply. High-rigidity planetary gearbox, durable for long-term continuous heavy load construction, noise controlled at 80dB.

4. Intelligent Data Traceability & Industrial IoT

  • Real-time follow monitoring of tightening results: judge success / failure / incomplete fastening, avoid unqualified bolts outflow.

  • Optional Bluetooth/WIFI torque gateway module, realize IoT connection with upper computer & MES production management system.

  • Support customized format upload of bolt tightening records, convenient for factory quality inspection, data archiving and production traceability.

5. Complete Torque Model Coverage

The series fully covers 100Nm to 12000Nm, from small light assembly to super large bolt heavy-duty construction. Single-speed constant torque design delivers stable sustained tightening force, ideal for standardized construction process with fixed tightening speed requirements.



This product supports bulk orders and OEM/ODM customized services with factory direct prices.We can provide customized configurations such as torque range, drive head type, battery capacity, angle function and appearance according to customer requirements.

Adopts high-quality industrial-grade components and precision manufacturing processes, with stable quality and guaranteed delivery.We also provide complete operation training, calibration services and long-term technical support services.