TCI Teeth Tricone Rock Bit 1. Description: The roller bit is a widely used drilling bit. When the roller bit is working, the cutting teeth contact the bottom of the well alternately, the rock breaking ...Δείτε περισσότερα
Μηνύματα επισκέπτηΑφήστε μήνυμα.
Κανένα δημόσιο σχόλιο ακόμα
Professional 6 1/2 Inch IADC 517 Tricone Bit for Mining Industry