
7 DAYS REFUND PAYMENT IN CASE OF QUALITY
24 HOURS SMOOTHLY COMMUNICATION
to match your needs of torque value and nut sizes.
SM-A Series Electric Torque Wrench

1.Use the CNC control board for target torque setting and digital display, torque adjustment to 1Nm increase and decrease.
2.10-gear quick adjustment function of preset.
3.Convenient adjustment mode with supporting gear adjustment mode, suitable for construction environment.
4.Bolt torque comparison table mode, easy to find the right torque.
5.Gain adjustment function for quick adjustment of the in-position torque.
6.Extremely excellent power-to-weight ratio, wider torque range. Lighter and smaller.
7.Automatic reset anti-seize counteractive arm function for easier operation.
8.User (operator, administrator) hierarchical function management.
Support third-party intelligent proofreading torque, use software to adjust gain hardware compensation, extend tool life
The torque value of locking and loosening can be recommended according to the strength grade and size of the bolt, and the reference value can be modified to conform to the actual working condition.
The power supply voltage regulator unit and input voltage rectification feedback control function can restrain the fluctuation of power grid input voltage and improve torque precision.
Precision ±5%, repeatability ±2%.

Model | Square Drive Size | Torque Range(NM) | Speed(RPM) | Weight(KG) | Size A(mm) | Size B(mm) | Size C(mm) | Size D(mm) | Noise(db) | |
SM-8A | 0.75" | 240 | 800 | 12.5 | 4.9 | 390 | 69 | 78 | 210 | 80 |
SM-12A | 0.75"/1" | 360 | 1200 | 11 | 4.9 | 390 | 69 | 78 | 210 | 80 |
SM-21A | 1" | 630 | 2100 | 6.8 | 5.9 | 395 | 76 | 78 | 214 | 80 |
SM-28A | 1" | 840 | 2800 | 5.8 | 6.4 | 409 | 78 | 78 | 215 | 80 |
SM-40A | 1"/1.5" | 1200 | 4000 | 4 | 7 | 412 | 82 | 82 | 217 | 80 |
SM-45A | 1"/1.5" | 1350 | 4500 | 3.2 | 8.4 | 437 | 88 | 88 | 219 | 80 |
SM-60A | 1.5" | 1800 | 6000 | 2.5 | 9.5 | 440 | 93 | 93 | 223 | 80 |
SM-80A | 1.5" | 2400 | 8000 | 2 | 10.9 | 446 | 102 | 102 | 227 | 80 |
SM-100A | 1.5"/2" | 3000 | 10000 | 1.2 | 17.7 | 531 | 114 | 114 | 232 | 80 |
SM-120A | 1.5"/2" | 3600 | 12000 | 1 | 17.7 | 531 | 114 | 114 | 232 | 80 |
Large Torque Can Be Customized, Please Contact Us!



The SM-A series is a new generation of digitally controlled electric torque wrenches and can be started with standard power and meets the requirements of high precision, high strength and safe operation.
Precision ±5%.
Extremely excellent power-to-weight ratio, wider torque range. Lighter and smaller.
Established in Ningbo, China, SAIVS began as a manufacturer and exporter of different kinds of casting and precision CNC machining components, industrial customized parts. SAIVS has the experience to develop thousands of tooling and fixtures in house according to customers' drawings.
In 2002, hydraulic tools research department was settled and company developed its first line of hydraulic tools and equipment. Today SAIVS is reckoned as one of the most preferred experienced manufacturer and exporter of hydraulic tools, hydraulic pumps & hydraulic components in the industrial market.
We have more than 200 employees total, that work at casting foundries, CNC machining plant. we have nice reputation in components supply chain, as we have better management system, positive teamwork cooperation and advanced equipment. We obtained certificates of TS16949, ISO9001, ISO14001 and OSHAS ISO 18001.
Q: Are you trading company or manufacturer?
A: We are factory with more than 20 years experience.
Q: How long for delivery?
A: Generally it is 15-30days as we are customized service we confirm with customer when place order.
Q: What is the MOQ?
A: It depends on what you are buying. Normally, our minimum order is one 20' full container and LCL container (less than a
container load) can be acceptable.
Q: Can you customize my products?
A: Yes, we can customized products with your design drawings like DWG, DXF, DXW, IGES, STEP, PDF etc.
Q: What is your terms of payment?
A: 30% T/T in advance, balance before shipment, or as per discussion.
Q: What about your quality control?
A: * . Checking the raw material after they reach our factory-----Incoming quality control(IQC)
* . Checking the details before the production line operated
* . Have full inspection and routing inspection during mass production----In-process quality control(IPQC)
* . Checking the goods after they are finished----Final quality control(FQC)
* . Checking the goods after they are finished----Outgoing quality control(QC)
* . 100% inspection and delivery before shipment