| After-sales Service: | Yes |
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| Warranty: | 1 Year |
| Manufacturing Process: | Casting |
| Surface Treatment: | Galvanized |
| Operation Pressure: | Atmospheric Pressure |
| Material: | Alloy |
| Samples: |
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| Customization: |
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Suppliers with verified business licenses
Audited Supplier ZX drive subs provide the crossover connection between the drill pipe string and the wash-over string.
Each is machined from high-grade alloy steel and heat treated to provide maximum strength and durability.
Our company provides varied, complete series of subs and joints, they are: Crossover Sub, Bit Sub, Rotary Sub,
Kelly Saver Sub, Integral Short Drill Rod, Short Drill Collar, Pup Joints etc.These subs and joints are all made
from high quality grade, heat-treated alloy steel for maximum strength and durability
The top drive sub serves as the sacrificial element between the drill string and the tope drive, reducing any
unwanted repair and maintenance costs.
The top drive sub can easily be replaced or repaired in the event the lower pin threads become galled or
damaged.These tools are manufactured from selected high quality bars of steel.All of our drill stem subs
are manufactured in accordance with API specification
Construction: drive subs are provided with a box connection up, cut to customer specifications, for make up with the fishing string. A pin connection down is also cut to customer specification and will match the wash-over string connections. A fishing neck is provided for ease of handling. A long type drive sub with extra long fishing neck is also available.
Applicable Industries: Energy & Mining
Use::Well Drilling
Place of Origin: Shandong, China
Brand Name: Zhao Xin
Material: Alloy steel
Type: YJT146/ YJT 194/ YJT 206/ YJT 219/ YJT 244/ YJT 273
Suppliers with verified business licenses
Audited Supplier 
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