offers a full range of Drilling Rigs, Rock Tools, Grouting Equipment, Explosives Blasting Cartridges, Rock Splitters, Soil Sampling Rigs, ...Researching used waterwell drill rigs for sale advertised for sale? On Mascus New Zealand you can find used waterwell drill rigs and contact the seller ...Oct 25, 2 BW Energy has agreed to buy the semi-submersible drilling rig "Leo", from Aquadrill, a Seadrill affiliate, to use as a production unit for offshore field development in Namibia. Leo (ex-West Leo) is a 6th generation semi-submersible delivered by Jurong shipyard in Singapore in January 2012. Truck Mounted CPT and Drill Rig. Geotech Drilling’s original drill rig, the drill is a 1981 Formost Mobile B53 mounted on a 2006 FVZ1400 4x6 with difflocks and wide tires for better off road performance, it was one of the first CPT units in NZ but with constant upgrades it is still one of the best.