Human Error Prevention with Tracer Arm

Handheld Nutrunner (Handy 2000 Lite plus)
Tracer Arm
Auto Parts Manufacturing


  • Ensuring traceability
  • Diagonal tightening measures
  • Improvement of tightening quality

Before Using ESTIC

  • With the shift from consumer products to the production of in-vehicle parts, there are many requests for quality from automobile manufacturers.
  • Ensuring traceability
  • Achievement of high tightening quality that meets the demands of automobile manufacturers
  • Noise countermeasures etc.


Tightening quality is improved with a Handheld Nutrunner and Tracer Arm!

  • Data management (not only the tightening result but also the tightening location could be saved as data)
  • Significant reduction in the number of diagonal tightening problems using the Tracer Arm
  • Improvement of tightening quality by error detection

The tracer arm detects the position of the tool and prevents tightening errors.

  • Please check the details of the Tracer Arm in this video.

Customer's Notes

  • Good response was please with technology corresponding to various requests from car manufacturers.
  • I was happy with the idea of standardization, not special, such as communication with higher ranks and control specifications.

Designer's Notes

Tightening quality is improved with a Handheld Nutrunner and Tracer Arm!

ESTIC has long provided high quality tightening to the automotive industry. Loose screws are life-threatening in the automotive industry.
For this reason, we have focused on torque management and ensuring traceability, as well as preventing improper tightening.
I was very happy to use the quality control know-how cultivated there to help our customers.

Featured Product

Tracer Arm

This assist arm eliminates the reaction force on the operator. The position detection system prevents mistakes such as skipped fasteners, wrong part tightening, and incorrect tightening procedures.

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Corded Tools

Corded handheld nutrunners. We have various tools in our lineup, from 1 to 600 N・m ( 0.7 to 442.5 ft・lb ). A single controller can be used for a wide range of torques.

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