Smart Servo Micro Torque Series
The Smart Servo Micro-Torque Series Tightening Tool is an smart tightening tool specifically designed for precision assembly and maintenance tasks. Featuring a relatively narrow torque range, it offers high precision and stability, lightweight portability, adjustability, and energy-saving environmental benefits, making it ideal for use in confined spaces. It is suitable for tightening and assembling small screws and sensitive components in electronic products, precision instruments, and mobile phones.

Servo Motor

Independently developed

High Torque Accuracy

Angle Monitoring

Process Control

Lock-on Parameters
Product Features

High Precision
Micro Torque Range
The torque range is between 0.01 and 0.15N.m.
Standard Deviation ±5%
Servo control technology, with a standard deviation of ±5% for torque accuracy;
Ensure the consistency of millions of operations;
Cmk≥1.67
Torque setting tolerance ±10%;
That is, the pass rate is as high as 99.99994%.
ISO9001
Complete the quality management system certification
Core Technology ©
Self-developed core patented algorithm for digital tightening;
Self-developed servo controllers, motors, sensors, reducers, etc.

Multi-strategy
Tightening Strategy
Four - step / Fast - step;
Four-step Mode
There are four stages: tooth insertion, screw insertion, mating surface, and tightening;
Fast Mode
There are four stages: tooth insertion, screw insertion, mating surface, and tightening
Efficient Tightening
Meet different tightening requirements;

Traceability
Free Programming
Torque, rotational speed, rotation direction and waiting time can be customized.
Data Record
Real-time collection and recording of key data such as torque, Angle and time;
The sampling frequency of the visual curve table is high. Improve the traceability of data;
Data Management
Support MES/PLC connection;
Real-time upload to the upper computer and MES system;
Data Storage
It can simultaneously store tightening curves and data.
One million tightening curves;
One million tightening data points;
Data Export
It can be exported in (xls,xlsx) formats.

Intelligentize
Real Time Monitoring
Built-in torque/Angle sensor;
Real-time monitoring of the tightening process;
Synchronously record data such as torque, Angle and time;
Automatically identify anomalies such as floating locks and missed locks and immediately issue an alarm.
Stabilization of Speed
Support free adjustment of rotational speed;
Maintain a constant output even at high speeds;
lightweight design
Small in size and light in weight, it is convenient to operate in narrow Spaces.
Suitable for long-term and high-frequency operations;
Overload Protection
When overloaded, the buzzer emits a rapid and continuous beeping sound.
Wide Voltage Design
Wide voltage design (100-240V)
The output torque deviation is less than ±1% under ±15% voltage fluctuation.
Temperature Stability
Operating temperature range
-10℃ to 50℃
Maintain accuracy in high-temperature environments (such as engine assembly);

Convenience
Man-machine Interaction
The visual interface of the data acquisition system;
Enable users to have an intuitive understanding of the progress and results of data collection;
Communication Connection - Configurable for Digital I/O
Digital I/O (Input/Output)
Provide a free and open agreement to the public;
Connect to the data acquisition system;
Barcode scanner connection;
Multiple Communication
COM、CAN、RS485、RS232
Remote upgrade & Maintenance
Remote OTA system update
Multilingual selection
Product Architecture Diagram


Product Specifications
Handheld Smart Servo Micro Torque Current Controlled | |||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|
Tool Picture | Tool Model | Torque Range | No-load Speed | Input Voltage | Weight | Grip Diameter | Activation | Bit | Controller | Connect Cable | |
| X2 Series | ![]() | SD-NC15L-AC-X2 | 0.01-0.15N.m | 50-2000r.p.m | 48V | 450g | Ø30mm | Lever Start/IO | Ø4mm | SD-X2-16-M16-A | SD-16P-3M Double Ended |
| X7 Series | ![]() | SD-NC15L-AC-X7 | 0.01-0.15N.m | 50-2000r.p.m | 48V | 450g | Ø30mm | Lever Start/IO | Ø4mm | SD-X7i-16-M16-A | SD-16P-3M Double Ended |
Smart Servo Micro Torque Automated Current Controlled | |||||||||||
Tool Picture | Tool Model | Torque Range | No-load Speed | Input Voltage | Weight | Grip Diameter | Activation | Bit | Controller | Connect Cable | |
| X2 Series | ![]() | SD-NC15AT-AC-X2 | 0.01-0.15N.m | 50-2000r.p.m | 48V | 450g | Ø23mm | IO | Ø4mm | SD-X2-16-M16-A | SD-16P-3M Double Ended |
| X7 Series | ![]() | SD-NC15AT-AC-X7 | 0.01-0.15N.m | 50-2000r.p.m | 48V | 450g | Ø23mm | IO | Ø4mm | SD-X7i-16-M16-A | SD-16P-3M Double Ended |
*Optional output terminal bit specifications(A:5mm-Hex B:1/4-Hex C:Ø4mm D:Ø5mm W:3/8-Hex) | |||||||||||




