For testing the resistance to torque of cord anchorages at electrical appliance provided with non-detachable flexible cords with a diameter up to 10mm and torques up to 0.5 Nm.
Base plate and bearing appliance papyrus white structure varnished, fastening device and other parts browned, nickel-plated or of stainless steel, total length approx. 600mm, height approx. 160mm. This is a high precision manufactured test device.