| Name: | Lifting Sub |
|---|---|
| Name: | Lifting Sub |
| Standard: | API 7-1 |
| Length: | 36" |
| Size: | customed |
| Material: | 4145H |
| Color: | Black |
| Application: | Well Drilling |
| Processing: | Forging |
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Lifting sub is the special tools for lifting of the drill tools in petroleum, natural gas industry and geologic exploration. There're two types for drill tool lifting sub in structure: type A or B. Type A lift sub is with 18 degree shoulder, and type B is with 90 degree shoulder. All lifting subs are complied with API standard.
