- Chrome finish.
- Magnetized and phosphate tip.
- Handle with double injection in PP and rubber.
- The shanks of the screwdrivers are tested in a specific testing machine, to verify the perfect balance between mechanical resistance and hardness.
- The dimensions of the tips are verified with standardized, calibrated and certified barges and the quality of the phosphate is inspected in the microscope.
- Tighten or loosen cross slot screws.