OREANDA-NEWS. January 29, 2009. OJSC “KMAruda”. The new rig “Ken-10” made in Sweden supplied by Moscow company “Rockmine”. It has already been delivered to level -71m, where it has been tested by rig operators. The merits of the new rig are as follows-it has higher drilling precision and efficiency than HKP-10. After considering the results of the testing the decision about the implementation of such machines at our enterprise will be made.