Lifting sub, for lifting the drill tools in oil or gas industry.
standard API spec7-1
2. Usage:for lifting of the drill tools
3.Type: divided into Type A or Type B structure
4.Features: 18 or 90 degree shoulder
2. Usage:for lifting of the drill tools
3.Type: divided into Type A or Type B structure
4.Features: 18 or 90 degree shoulder
Drill tool lifting sub is a special tools for lifting of the drill tools in petroleum, natural gas industry and
Geologies exploration.