InternationalJharkhandNationalSliderTop Stories CSIR-NAL Unveils 3 Indigenous Gas Turbine Engines for Defence Drones By Jharkhand Mirror No Comments on CSIR-NAL Unveils 3 Indigenous Gas Turbine Engines for Defence Drones August 26, 2026 2 Min Read CSIR-NAL unveils three indigenous gas turbine engines—NJ-05, NJ-50 and NJ-100—for tactical UAVs, drone interceptors and compact missile systems.