| 3/26/2018 | 820719100000 | DRILLING DRILL
| 50 | Units | 8964.8 | N/A | SONTEK SONDAJ EKIPMANLARI SANAYI PETROL GAZ JEOTERMAL MADEN ARAMA VE ISLETME TICARET LIMITED SIRKETI |
| 3/26/2018 | 820719100000 | DRILLING DRILL
| 30 | Units | 4601.8 | N/A | SONTEK SONDAJ EKIPMANLARI SANAYI PETROL GAZ JEOTERMAL MADEN ARAMA VE ISLETME TICARET LIMITED SIRKETI |
| 3/26/2018 | 820719100000 | DRILLING DRILL
| 50 | Units | 7549.8 | N/A | SONTEK SONDAJ EKIPMANLARI SANAYI PETROL GAZ JEOTERMAL MADEN ARAMA VE ISLETME TICARET LIMITED SIRKETI |
| 3/4/2018 | 820719100000 | DIAMOND DRILLING TOOL BIT - (DDB 82/430 UCL A- 102/430 UCL A-152/430 UCL A-162/430 UCL A- 202/430 UCL A (INSERTS USED IN CORE MACHINE) (FAT.16 ,,,, 20.SIR)
| 5 | Units | 2944.97 | N/A | KÖPRÜLÜLER INSAAT TAAH.TIC.LIMITED SIRKETI |
| 3/9/2018 | 820719100000 | INSERTS FOR DRILLING
| 30 | Units | 18922.1 | N/A | TTN GRUP INSAAT TAAHHÜT ITHALAT IHRACAT SANAYI VE TICARET ANONIM SIRKETI |
| 1/12/2024 | 820719100000 | DRILL BIT FOR MACHINES AND DEVICES USED IN OIL EXPLORATION AND DRILLING ACTIVITIES * 80014464 | 1 | UNIT | 0 | N/A | DOWELL SCHLUMBERGERMIDDLE EAST ANKARA Türkiye BRANCH. |
| 1/29/2024 | 820719100000 | DRILLING DRILL BIT (DETAILS ON THE INVOICE) | 2 | UNIT | 0 | N/A | SONTEK DRILLING EQUIPMENT INDUSTRY OIL GAS GEOTHERMAL MINE EXPLORATION AND OPERATION TRADE LIMITED COMPANY |
| 1/29/2024 | 820719100000 | DRILLING DRILL BIT (DETAILS ON THE INVOICE) | 4 | UNIT | 0 | N/A | SONTEK DRILLING EQUIPMENT INDUSTRY OIL GAS GEOTHERMAL MINE EXPLORATION AND OPERATION TRADE LIMITED COMPANY |