-
8.5 inches single cone roller bits IADC537G yekudhirowa kwedombo kweHDD
-
API 8.5 inches tricone thirds roller cone bit ye rotary drilling rig
-
China fekitori 4 3/4 ″ API roller bit palm yepakati dhiramu mustock
-
14 3/4 inches trione bit segments cone bits yekuputira hwaro
-
API 12 1/4 inches trione bit cutter ye core barrel mustock
-
Nheyo Inotsiva Rudzi Rumwechete Koni Bit yeRotary Drilling Rig Drilling Bucket
-
API fekitori ye185mm TCI tricone cutter ye hard rock coring
-
API fekitori yeTCI roller cutter ye rotary piling yekuchera rig
-
Metal-face yakavharwa inotakura roller cone bit for hard foundation
-
Single rotary milled zino roller cone bit yekuchera engineering
-
API isina kurongeka mazino roller koni mabheti enheyo yakabereka murwi muchina
-
API fekitori yeinotsiviwa Roller Cone Bit ine Flange yekuchera HDD