IAdc 537, 637, 617, 127, 437
Water or Oil Well Drilling,
CE, ISO9001: 2000, API
Sealed and Non-Sealed Bearing
Tungsten Carbide, High Manganese Steel
Air/Sea/Express
High Performance
Tricone Bit
Spherical; Ballistic; Parabolic
Wooden Box or as Customers Inquire
TCI or Steel Tooth