TDS e sebeletsa indasteri ea kaho ea lefats'e ka ho rala, ho etsa le ho aba letoto le felletseng la lisebelisoa tsa ho cheka moea le lihlahisoa ho kenyeletsoa lihamore le likotoana tsa DTH, liphaephe tsa ho cheka, casing, ring bits le DTH Drills.
Mofuta oa lihlahisoa tsa TDS o pharalletse ebile o ithorisa ka mahlale a ikhethang.Ka lebaka la boenjiniere ba maemo a holimo bo netefatsang ts'epahalo le ts'ebetso moo o e hlokang haholo.Re u thusa ho fana ka litšebeletso ka nako - le ka tekanyetso.