Kahi i kumu: KinaKapa inoa: JCDRILLHelu Kumu: JCQ-02, TK-03, TK-04, JCZ-01, JCZ-02ʻAno: Nā mea hana wiliMea: kilaHoʻohana: Mining , Construction, Geotechnical, ExplorationKa inoa: Rod Casing clamp holder