Wirth B3S rotary drill rig, depth up to 1000 m on the car chassis Tatra-813 Semex 36270L 8х8, operating weight 36 tons, maximum speed 70 km/h. Engine: T-930 270 HP Manufactured in the Czechoslovak Republic, Germany 1980s.
Conrad GmbH, Kalchreuth Bayern Deutschland, CON2078, Made in Germany in 1988.