Non-sealed ball and roller bearing
FORMATION: Soft with low compressive strength and high durability (shales; clay, salts, red beds, soft limestone, unconsolidated sands.)
CUTTING STRUCTURE: The TO12 has the same tooth length and a more rugged structure for drilling medium to hard streaks in soft formations. Teeth are spaced closer with fewer deletions and interruptions than TO11. A T-shaped gage row, maintains hole diameter.
Journal Angle – 33°
Skew Angle – 5°
Gage Row Tooth Shape – T
ROTARY SPEED
250 – 80 RPM
IADC CODE 1-2-1
Non-sealed ball and roller bearing
FORMATION
Soft with low compressive strength and high durability (shales; clay, salts, red beds, soft limestone, unconsolidated sands.)
CUTTING STRUCTURE
The TO12 has the same tooth length and a more rugged structure for drilling medium to hard streaks in soft formations. Teeth are spaced closer with fewer deletions and interruptions than TO11. A T-shaped gage row, maintains hole diameter.
Journal Angle
33°
Skew Angle
5°
Gage Row Tooth Shape
T
ROTARY SPEED
250 – 80 RPM
Reviews
Reviews here are order-verified. Only buyers who completed a delivered order can rate this supplier, so the first review appears after the first delivery on BharatSeal.
Questions & answers
Ask the supplier. Answers are visible to all buyers
No questions yet. Ask the first one: the supplier is notified and the answer is posted here for every buyer.