| Momo: | Pipa Drill | Momo Miihini: | Utauta Keri |
| Ahumahi e tika ana: | Nga mahi hanga,Hngao me te Maina | Rauemi: | Chromium, 555iMnMo |
| Taumaha (KG): | 5 | Momo Tukatuka: | Te patupatu |
| Tirohanga Ataata: | Ka whakaratohia | Whakamahia: | Pūngao me te Maina |
| Pūrongo Whakamātau Miihini: | Ka whakaratohia | Ingoa Hua: | Pouaka Drill Pneumatic |
| Momo hokohoko: | Hua Hou 2020 | Rahi (mm): | 500-6000 |
| Te Taone Mahunga (mm): | 26/28/30/32/34/36/38 | Kōeke maitai: | Ovako 495 |
| Hex Shank | Hex Shank | Hex Shank | Hex Shank |
Kupu Whakataki
I roto i te keri DTH, ko te moka keri toka he haere tonu o te paipa DTH, ka pa tika te piston drill toka.I te mea e pa ana te piston ki te moka wiri, he iti te kaha e ngaro ana.Ma tenei ka taea e te keri DTH te reeti kuhu tata tonu ahakoa te roa o te rua.
Ko te keri DTH ka taea e nga kaitarai kia tae ki te hohonutanga o nga rua e rua nga mea ka taea e te keri hama o runga.Ka taea tenei ma te whakamahi i te DTH Pipes me te DTH Subs.
Ko ta maatau putorino kohao ki raro ka hangaia i runga i nga paerewa API.A, i runga i nga whakaritenga motuhake, ka whakaratohia ano e matou tenei momo putorino i roto i nga korero rereke Hainamana me Amerika.
Mo ona painga, he ahuatanga o te rigidity nui, te kaha hiri pai, te hanganga o waho papatahi, me te taipana iti me te aukati i te wa e huri ana.
Mo te kohinga, he paihere paipa keri ka whakakiia e tetahi huinga anga rino, a he paihere he 9 ki te 40 paipa wiri.
| DTH putorino drill | ||||
| Te diameter o waho | Miro | |||
| Te matotoru o te pakitara | Te roa | |||
| mm | inihi | mm | mm | |
| 76 | 3 | API 2 3/8 REG API 2 7/8 REG API 3 1/2 REG API 4 1/2 REG API 2 3/8 IF API 2 7/8 IF API 3 1/2 IF API 4 1/2 IF BECO 3 1/2" | 4 | 1000-6000 |
| 6.3 | ||||
| 89 | 3 1/2 | 4 | 1000-6000 | |
| 6.3 | ||||
| 8.8 | ||||
| 102 | 4 | 6.3 | 4000-6000 | |
| 8.8 | ||||
| 114 | 4 1/2 | 6.3 | 4000-9000 | |
| 12.5 | ||||
| 127 | 5 | 6.3 | 4000-9000 | |
| 12.5 | ||||
| 19 | ||||
| 133 | 5 1/4 | 6.3 | 4000-9000 | |
| 12.5 | ||||
| 19 | ||||
| 140 | 5 1/2 | 8.8 | 4000-9000 | |
| 12.5 | ||||
| 19 | ||||
| Rahi ota iti | N/A |
| Utu | |
| Nga Taipitopito mokete | Paerewa Kaweake Tukunga Paerewa |
| Wā Tukunga | 7ra |
| Nga tikanga utu | T/T |
| Te kaha tuku | I runga i te Ota Taipitopito |
