Product name
API ISO certificate TCI tri-cone roller cone drill tricone bits price
Optional features 2
Gage protection by diamond enhanced cutters on head O.D.
Optional features 3
Extend fouble nozzle
tooth type
steel tooth and butten tooth bit(TCI)
material
steel and tungsten carbide
technical support
sample test
bearing type
rubber sealed and metal sealed
rolling bearing
journal bearing and floating bearing
produce quantity
200-300pcs/month
shipping port
Tianjin port or Beijing airport