Gyro-Services Gyro survey in a 900 m pipeline in Quebec, Canada. Borehole measurements in iron ore exploration in the jungle of Cameroon. Gyro surveys in a gold mine near the Atacama Desert, Chile. Gyro measurement of a vertical raise drill pilot-hole in Kiruna, Sweden. Gyro measurements in deep water wells in Palestine. Assembling of the gyro tool for an early morning measurement near Karratha, Australia. High-precision survey of 74 cased freezing holes for a shaft-sinking project in Berezniki, Urals, Russian Federation. Preparation for a gyro survey in a monitoring borehole for the Swiss Seismological Service (SED), Switzerland. Gyro measurements for a geotechnical application in Budapest, Hungary. Preparation for a gyro survey in a deep geothermal well near Izmir.