API Standard Drilling Crossover Sub

• Manufacturing Process: Forging
• Material: 4145h
• Type: All Types Can Be Customized
• Transport Package: Standard Packing
• Specification: 2 3/8′′IF to 2 7/8′′IF
• Trademark: JW
• Origin: China
• HS Code: 8431431000
• Production Capacity: 1000piece /Month

Product Description

API Standard Drilling Crossover Sub

Specifications about Drill bit Sub

Directional Joint/Oriented Bent Sub
Oriented bent sub is a major power deflection tool having a fixed angle a deviated from low end thread of the bent sub to axiaal line of dril stem, the power drill tool under the application of oriented bent sub gives the bit a constant lateral force to ensure that the bit can cut on the well-wall laterally and further drill into a curved well trace. 
 

Material	4145H
Model A	2 3/8''IF(box or pin)-2 7/8''IF(box or pin)
Model B	2 3/8''IF(box or pin)-3 1/2''IF(box or pin)
Model C	2 3/8''IF(box or pin)-4 1/2''IF(box or pin)
Model D	2 3/8''reg(box or pin)-3 1/2''IF(box or pin)
Model E	2 7/8''reg(box or pin)-3 1/2''reg(box or pin)
Model F	2 7/8''reg(box or pin)-4 1/2''reg(box or pin)
Model G	3 1/2''IF(box or pin)-4 1/2''reg(box or pin)
Model H	4 1/2''reg(box or pin)-6 5/8''reg(box or pin)
Model I	6 5/8''reg(box or pin)-3 1/2''IF(box or pin)
Model J	4''FH(box or pin)-5 1/2'' FH(box or pin)

If you have interest,please don't hesitate to contact me.