In October 2020 Denimex Ukraine LLC signed an operation services agreement with Hard Rock Solutions LLC (USA) on comprehensive maintenance of its drilling tools at the Denimex repair and maintenance facilities in Dykanka near Poltava. In particular, in October-November 2020, the complex NDT inspection of special Dill-N-Ream tools was carried out according to the DS1 standard, as well as the dull grading of the tools as per the manufacturer’s procedures.