8 1/2 amayintshi we-Roller Cutter IADC637 API Standard For Hard Rocks Core Barel
Ukucaciswa Komkhiqizo
Amapharamitha Okusebenza
Ama-roller cutters asetshenziselwa ukwakheka okuqinile okunamandla amakhulu okucindezela, njenge-sandstone, i-hard shale, i-dolomite, i-gypsum eqinile, i-chert, i-granite, njll.
| Usayizi Wekhoni | 133 mm |
| Uhlobo Lokuthwala | I-Seled Journal Bearing |
| Ukufaka/Umumo Wamazinyo | I-conical-ball |
| Ukufaka/Amazinyo(Ikhoni 1) | 49*13mm |
| Ukufaka/Amazinyo(Ikhoni 2) | 50*13mm |
| Ukufaka/Amazinyo(Ikhoni 3) | 45*13mm |
| I-Cone Material | 15MnNi4Mo |
| Impahla Yengalo | 15CrNiMo |
| Isistimu Yesinxephezelo Samafutha | Iyatholakala |
| I-Gauge Protection | Iyatholakala |
| I-Shirttail Protection | Iyatholakala |











