| 3/12/2018 | 820719100000 | ROCK DRILL BIT
| 22 | Units | 3480.11 | N/A | BARKOM GRUP SONDAJ MAKINE VE EKIPMANLARI SANAYI TICARET ANONIM SIRKETI |
| 3/29/2018 | 820719100000 | DRILLING CORE DRILL BIT (DIAMOND TIP)
| 271 | Units | 14865.69 | N/A | SBS SONDAJ MAKINA EKIPMANLARI INSAAT SANAYI VE TICARET LIMITED SIRKETI |
| 3/26/2018 | 820719100000 | DRILLING DRILL BITS
| 205 | Units | 31883.26 | N/A | BARKOM GRUP SONDAJ MAKINE VE EKIPMANLARI SANAYI TICARET ANONIM SIRKETI |
| 3/22/2018 | 820719100000 | "DRILLING INSERTS (FOR WORKING PARTS WITH AGLOMERATED DIAMOND BITS, DRILLING TOOLS)"
| 31 | Units | 41694.8 | N/A | ERKOM KOMPRESÖR MAKIMALAT SAN VE TILTD.STI. |
| 3/8/2018 | 820719100000 | ROCK DRILL BIT
| 6 | Units | 2744.2 | N/A | BARKOM GRUP SONDAJ MAKINE VE EKIPMANLARI SANAYI TICARET ANONIM SIRKETI |
| 3/18/2018 | 820719100000 | 06.000 DD405FX DRILL BIT (DRILLING DRILL)
| 1 | Units | 13003.6 | N/A | ARAR PETROL VE GAZ ARAMA ÜR.PAZ.A.S. |
| 3/18/2018 | 820719100000 | ROCK DRILL BITS
| 25 | Units | 8090.49 | N/A | BARKOM GRUP SONDAJ MAKINE VE EKIPMANLARI SANAYI TICARET ANONIM SIRKETI |
| 3/12/2018 | 820719100000 | ROCK DRILL BITS
| 131 | Units | 44268.97 | N/A | BARKOM GRUP SONDAJ MAKINE VE EKIPMANLARI SANAYI TICARET ANONIM SIRKETI |
| 3/5/2018 | 820719100000 | DRILLING CORE DRILL BIT (DIAMOND TIP)
| 203 | Units | 10577.63 | N/A | SBS SONDAJ MAKINA EKIPMANLARI INSAAT SANAYI VE TICARET LIMITED SIRKETI |
| 3/5/2018 | 820719100000 | DRILL BIT
| 18 | Units | 6768.74 | N/A | KAYEN SONDAJ SANAYI VE TICARET LIMITED SIRKETI |