Racing - Testing - Central nut lock
High-torque screwdriver specifically designed for loosening and tightening center lock nut fasteners on high-performance sports cars.
Emava has over 15 years of experience in this industry segment.
Area of application:
Perfectly calibrated for the central locking mechanism of Porsche models (such as GT3, GT3 RS, GT4 RS or Panamera).
Torque range: Supports controlled bolting from 270 Nm to approximately 1,355 Nm (200 to 1,000 lbf-ft).
Special reaction arm for the rim
Rim protection: The integrated support arm has a material-friendly coating to prevent scratching of the rim spokes when counter-tightening.
Each device comes with basic settings to ensure flawless adherence to exact manufacturer specifications, such as typical Porsche processes: 600 Nm – loosen 90° – retighten 600 Nm, and more. Custom values are available upon request or can be freely adjusted.





