Fiberglass hotsticks for use with the 15KVP medium voltage probe. One set of STKS consists of 3 fiberglass sections, 18 inches long, that screw together to make one pole over 5 feet long.
For three phase power, it will take three STKS (one for each phase). The voltage 15KVP probe is purchased separately from the STKS.
To buy the medium voltage probes, with hotsticks, for three phase power, buy the 15KVPSet.