8 1/2 Inch Roller Cutter IADC637 API Standard Maka Hard Rocks Core Barrel
Nkọwapụta Ngwaahịa
Usoro Ọrụ
A na-eji ihe e ji kpụọ ihe e ji kpụọ ihe e ji kpụọ ihe ndị siri ike nke nwere ike ịkpakọba ihe, dịka ájá ájá, shale siri ike, dolomite, gypsum siri ike, chert, granite, wdg.
| Nha kọn | 133mm |
| Ụdị ihe eji eburu | Akwụkwọ akụkọ emechiri emechi |
| Ntinye/Ụdị Ezé | Bọọlụ kọnikal |
| Ntinye/Ezé (Kọnị 1) | 49*13mm |
| Ntinye/Ezé (Kọnị 2) | 50*13mm |
| Ntinye/Ezé (Kọnị 3) | 45*13mm |
| Ihe Kọn | 15MnNi4Mo |
| Ihe Ogwe Aka | 15CrNiMo |
| Sistemụ Nkwụghachi Mmanụ | Dị |
| Nchedo Nlele | Dị |
| Nchedo Uwe Elu | Dị |











