API Elastomer Yotsekedwa bwino ya tricone bit IADC517, IADC527, IADC537 ndi yokonzeka kugwiritsidwa ntchito ndi kasitomala wa USA oilwell.

Kuyesa kwa Far Eastern Drilling kuti zinthu ziyende bwino, kuyika makasitomala patsogolo, "kumafuna kuti ikhale kampani yabwino kwambiri yogwirira ntchito limodzi komanso yolamulira antchito, ogulitsa ndi makasitomala, imapeza phindu komanso kutsatsa kokhazikika kwa Oilwell Drilling Rotary Bit 7 7/8 IADC517, IADC527, IADC537 Hard Rock Tricone Bit ya Oilwell yokhala ndi Elastomer Sealed Bearing, zinthu zonse zimawoneka zabwino kwambiri komanso zabwino kwambiri pambuyo pogulitsa. Zoyang'ana pamsika komanso zoyang'ana makasitomala ndizomwe takhala tikutsatira tsopano. Khalani okonzeka kuti mugwirizane ndi Win-Win.