Roller cone bit:
A drilling bit made of two, three, or four cones, or cutters, that are mounted on extremely rugged bearings.The surface of each cone is made of rows of steel teeth or rolls of tungsten carbide inserts.
Also called rock bits.
Roller cone bit:
A drilling bit made of two, three, or four cones, or cutters, that are mounted on extremely rugged bearings.The surface of each cone is made of rows of steel teeth or rolls of tungsten carbide inserts.
Also called rock bits.