api standard 12-1/4" oil field hole-opener for hard formation drilling
Negotiable /Piece
Min.Order:1 Piece
Shaanxi Senwell Import & Export Co., Ltd.
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The hole opener have three or six jet tubes with replaceable nozzles, so that jet streams quickly clean the enlarged hole.
The hole opener have three or six jet tubes with replaceable nozzles, so that jet streams quickly clean the enlarged hole.
Detail Specification:
Technical specifications and parameters for Hole Opener | ||||||||
Type | Hole open dia.(in) | Qty of cutter | Min. pilot hole(in) | Fishing neck dia.(in) | I.D(in) | Top Conn. (pin) | Bottom Conn.(box) | Overall length(in) |
HO 311 | 12 1/4 | 3 | 8 1/2 | 8 | 1 1/2 | 6 5/8REG | 6 5/8REG | 55 |
HO 406 | 16 | 3 | 10 | 9 1/2 | 2 1/4 | 7 5/8REG | 7 5/8REG | 59 |
HO 444 | 17 1/2 | 3 | 10 | 9 1/2 | 2 1/4 | 7 5/8REG | 7 5/8REG | 59 |
HO 559 | 22 | 3 | 12 3/4 | 9 1/2 | 2 1/3 | 7 5/8REG | 7 5/8REG | 69 |
HO 584 | 23 | 3 | 12 3/4 | 8 | 3 | 6 5/8REG | 6 5/8REG | 69 |
HO 610 | 24 | 3 | 14 | 10 | 3 | 7 5/8REG | 7 5/8REG | 69 |
HO 660 | 26 | 3 | 17 1/2 | 10 | 3 | 7 5/8REG | 7 5/8REG | 69 |
HO 4-914 | 36 | 4 | 26 | 10 | 3 1/2 | 7 5/8REG | 7 5/8REG | 87 |