-
API three cones bit IADC537 11 5/8″(295mm) for hard well
-
Rotating tri-cone bit IADC537 12 1/4″(311mm)
-
Metal sealed Far Eastern rock drilling bit IADC537 13 5/8″(346mm)
-
API tricone drill bit IADC537 14 3/4″ (374mm) for hard rock
-
Tricone roller bit drilling IADC537 15.5″(393.7mm) for deep well
-
TCI drilling bit IADC537 16″(406.4mm)
-
Tungsten Carbide Insert tricone bit IADC537 17.5″ (444.5mm)
-
API & ISO tricone roller bit IADC537 26″(660.4mm)