Constructed of fiberglass reinforced in the center and consists of a r ed plastic layer that would ensure the lifetime of the flexible rod.
Assembly: metal frame and rubber wheels, Wheel assembly for easy transportation; 
Guide rollers and the right parts for rotary coupling; parking brake for the flexible rod.There is copper wire inside for tracing easily.
Polyethylene cover: Medium density polyethylene resin for the insulating and jacketing of cables.