en
cn 
fr 
de 
es 
it 
ru 
pt 
ar 
vi 
pl 
hu 
Lifting sub is the special tools for lifting of the drill tools in oil, gas industry and geologic exploration. Lifting sub can be divided into A or B type structure. The A type has 18 degree shoulder and the B type has 90 degree shoulder. The lifting Sub be selected according to elevator structure. Integral lifting sub are made of high strength alloy steel. All connections are complied with API spec 7-1.
Call us on: 
Email Us: 
NO. 1192, Xinhu Street, Dezhou City, Shandong, China