API Standard Drill Saver Sub and Crossover Sub

Customized:	Customized
Standard:	AISI, API
Length:	Taper-length
Type:	Sub
Material:	High Speed Steel
Usage:	Well Drilling

Contact Supplier

Contact Now

Inquiry Basket

Hejian City Feilong Retop Rock Bit Manufacture Co., Ltd

Diamond Member Since 2024

Suppliers with verified business licenses

Audited Supplier

Manufacturer/Factory

Product Description

Company Info.

Basic Info.

Transport Package

Shipment

Trademark

Superior

Origin

China

HS Code

82071910

Product Description

Product description
Specifications of drill collar sub/drill bit sub
A bit sub is a short, threaded piece of pipe used to adapt parts of the drilling string that cannot otherwise be screwed together because of differences in thread size or design.
Application
Bit sub/crossover sub /drill collar sub
Cross-over sub acts for conversion and connection of drill stem component in petroleum,natural gas and geology drilling work. It is used mainly for connecting of upper drill tools and lower drill tools during drilling operations.
Our service
Delivery Time: Based on order quantity, normally it takes 30 days for production.Only 2 or 3 days if we
have stock on your request size.
Quality Control: We have our professional QC and all the products will be strict inspection and testing for
every order before shipping out.
After Services: Technical Support will be available in any time. We could provide the professional suggestion
for you.
EX: 1.Select the right most suitable products.
2. According to the rock types, choosing the face type, button tooth type.
3. According to the different purpose,. choosing the different body type

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)