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BOMCO
Baoji Oilfield Machinery Co., Ltd. > Products > Drilling Tools
DRILL STEM CROSSOVER SUBS
print 2014/11/07 08:35 Font: [Big] [medium] [Small]

Drill stem crossover subs of the company are forged from high-grade alloy steel by special heat treatment, and are of features like high strength, good ductility, and long service life. The thread surface is copper plated with excellent anti-seizure performance.

 

Upon customers' requirements, we can produce all kinds of crossover subs for drill collars, drill pipes, kellies and swivels and provide crossover sub blanks.

2014-11-07 08:35 Source: Editor: