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Specification Overview | ||||||
Type | Dimension | Thread Connection | ||||
inch | mm | |||||
3-wing step type | 3 1/2~17 1/2 | 88.9~445 | N Rod,2 3/8''~6 5/8'' API REG/IF | |||
3-wing chevron type | 3 1/2~8 | 88.9~203 | N Rod,2 3/8''~4 1/2'' API REG/IF | |||
4-wing step type | 7 7/8~17 1/2 | 200~445 | 3 1/2''~6 5/8'' API REG/IF | |||
4-wing chevron type | 3 1/2~6 1/2 | 88.9~165 | N Rod,2 3/8''~3 1/2'' API REG/IF | |||
drag bit blades | 5 1/2~17 1/2 | 140~444.5 | ||||
Note:Special size is available by given sample pr drawings. |
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