Traceable Fiberglass Tension spring Ø 6 mm with copper core inside, 80 meters

Because of the copper wire, this fibre-optic tension spring can be followed in a sewer with a cable detector, to which a signal can be applied by a signal generator. (For leica, this could be a DA220 or DA230)

Example:

Weight:  9.4 Kg for 80 meter 
Bending radius: 400 mm
For pipe diameter Ø 50-80mm
Dimensions: 630x530x220 mm
Tensile strength tendon 2000 Kg
Tensile strength glued connection 230 Kg
galvanised vertical wheel
Wheel diameter Ø 550 mm
including starting head M6( anvangsbol head)