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4 blades step Drag Bit
Drag Bit Size(Inch) | 2"(51MM)~17 1/2"(444.5MM) | |
Drag bit Connection | 2 3/8"~6 5/8" API reg pin | |
Make up torque | 4-4.8/6-7.5/9.5-12/16-22/38-43/46-54 | |
Blades Quantity | 3~6NZ | |
Drag Bit Formation | Soft ,medium soft ,hard,medium hard,very hard formation. |
Note: Special size is available by given sample or drawings.
Type | Dimension | Thread Connection | |
inch | mm | ||
3 blades Step Type | 3 1/2~17 1/2 | 89~445 | N Rod,2 3/8 ~ 6 5/8 API REG / IF |
3 blades Chevron Type | 3 1/2~8 | 89~203 | N Rod,2 3/8 ~ 4 1/2 API REG / IF |
3 blades Step Type | 7 7/8~17 1/2 | 200~445 | 3 1/2 ~ 6 5/8 API REG / IF |
3 blades Chevron Type | 3 1/2~8 | 89~203 | N Rod,2 3/8 ~ 4 1/2 API REG / IF |
