Clearly marked at each 1-foot extension lock, one of these tools canreplace as many as eight single-length hotsticks. Especially for suchtight confines as substations, these adjustable sticks can be stored instandard-length cannisters and avoid the difficulties of working extra-long sticks through busswork structures. Classified as Heavy-Duty due toits large (1.25"-diameter) insulated top section and 1.5"-O.D. epoxy-reinforced fiberglass base tube.