Drill Bit maka mmanụ / gas na-egwupụta nke ọma na isi ihe
Ụlọ ọrụ ahụ nwere usoro nke tozuru oke, gụnyere roller bit, PDC bit na coring bit, dị njikere ịgbalị ike ya niile iji nye ngwaahịa na arụmọrụ dị mma yana àgwà kwụsiri ike nye ndị ahịa.
GHJ Series Tri-cone Rock Bit nwere sistemu igwe eji eme ihe:
GY Series Tri-cone Rock Bit
F/ FC Series Tri-cone Rock Bit
FL Series Tri-cone Rock Bit
Usoro GYD Single-cone Rock Bit
| Nlereanya | Dayameta Bit |
Eri njikọ (inch) | Ibu bit (kg) | |
| inch | mm | |||
| 8 1/8 M1953GZFA | 8 1/8 | 206.4 | 4 1/2 REG | 63 |
| 8 3/8M1953GLFA | 8 3/8 | 212.7 | 4 1/2 REG | 67 |
| 8 1/2M1234AL | 8 1/2 | 215.9 | 4 1/2 REG | 70 |
| 8 1/2M3235AL | 8 1/2 | 215.9 | 4 1/2 REG | 70 |
| 8 1/2M2235ALF | 8 1/2 | 215.9 | 4 1/2 REG | 70 |
| 8 1/2M3235BLF | 8 1/2 | 215.9 | 4 1/2 REG | 70 |
| 8 1/2M2235L | 8 1/2 | 215.9 | 4 1/2 REG | 70 |
| 8 1/2M3236AL | 8 1/2 | 215.9 | 4 1/2 REG | 70 |
| 8 3/4M3235AL | 8 3/4 | 222.3 | 4 1/2 REG | 72 |
| 8 3/4M2235ALF | 8 3/4 | 222.3 | 4 1/2 REG | 72 |
| 9 1/2M3235L | 9 1/2 | 241.3 | 6 5/8 REG | 85 |
| 9 1/2M3236L | 9 1/2 | 241.3 | 6 5/8 REG | 85 |
| 12 1/4M3235 | 12 1/4 | 311.1 | 6 5/8 REG | 105 |
| Mara: Enwere ike ịhazi ụdị bit nke na-egosighi na tebụl. | ||||
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