Surface drill rigs 1989 3,200 h Norway, Hunndalen
Surface drill rigs 2001 5,455 h Serbia
Surface drill rigs 1999 7,331 h Finland, Mänttä, Pirkanmaa
Surface drill rigs 1998 10,342 h Finland, Mänttä-Vilppula
Surface drill rigs 2007 Finland, Tampere
Horizontal Drilling Rigs 1983 Greece, THESSALONIKI