Api 9 7/8 Hj437g New Tci Tricone Bits/Tungsen Carbide Insert Bit/Rock Bits/Tricone Rotary Drill Bit for Well DrillingBeijing Faster Drilling Tools LimitedChina
Symmetrix/Symmetric Casing System(Concentric Casing System)Wooke (Shanghai) Rock Drill Equipment Co., LtdChina
Tungsten Carbide Material and Shock Resistance Pdc Cutters for Mining Well Drilling BitCangzhou Great Pdc Bits Co.,LtdChina
Rock Drilling Steel Integral Drill Rod with Chisel Bit for Mining and QuarryingTaizhou XGP Rock Tools Co.,Ltd.China
New Customed Tungsten Carbide Manufacturer Hard Metal AlloyChangsha Alloy Electric Engineering Co.,LtdChina
Api 8 1/2kingdream Hj437g New Tci Tricone Bits/Rock Bits/Drilling BitsBeijing Faster Drilling Tools LimitedChina
Api 12 1/4” Ha317 Steel Tooth Tricone Drill Bit / Rock Bit / Mill Teeth Tricone Roller BitCangzhou East Drilling Tools Co.,ltdChina
H22 11 Degree 4ft Taper Rock Drill Rod for Mining TunnelingGuizhou Sinodrills Equipment Co.,LtdFOB Price: $25$25 / PiecesChina
China 7/11/12 Degree H22 Taper Rock Drill Rod for QuarryingGuizhou Sinodrills Equipment Co.,LtdFOB Price: $25$25 / PiecesChina
China Drill Rod Taper Manufacturer 11 Degree Rock Drill RodGuizhou Sinodrills Equipment Co.,LtdFOB Price: $23$23 / PiecesChina
7 1/2'' 190.5mm IADC 537 TCI Tricone Rotary Rock Drill BitHebei Yichuan Drilling Equipment Manufacturing Co., LtdChina
11 Degree 1600mm Tapered Thread Drilling Rods for QuarryingGuizhou Sinodrills Equipment Co.,LtdFOB Price: $30$30 / PiecesChina