āhuatanga hua:
He pai, he mama, he mast pa ki te whai i te rig keri waipulu;
Ka taea te whakatutuki i nga whakaritenga keri o te 45°-90°kohao anga;
Te keri matawhenua, te tiki mai i te taura matua, te torotoro, te rangahau miihini;
Hangarau keri matua o te taura taimana taimana kikokore, moka keri angiangi-taiepa;
He nui te diameter matua, he iti te parenga taipana, a he tiketike te kaha o te tangohanga matua.
| SD-400 Katoa Hydraulic Core Drig Rig | |
| Taumaha Tapeke(T) | 3.8 |
| Diamare keri(mm) | BTW/NTW/HTW |
| Te hohonutanga keri(m) | 400 |
| Kotahi te wa pana roa(mm) | 1900 |
| Tere hīkoi(Km/h） | 2.7 |
| Te kaha piki miihini kotahi (Max.) | 35 |
| Mana kaihautū (kw) | 78 |
| Te roa o te poroporo (m) | 1.5 |
| Kaha hiki(T) | 8 |
| taipana hurihuri(Nm) | 1000 |
| Tere hurihuri(rpm) | 1100 |
| Te rahinga katoa(mm) | 4100×1900×1900 |
