| Qhov xwm txheej | Tshiab | Siv | Coal Mining |
| Siv Tau Kev Lag Luam | Kev tsim kho ua haujlwm, Zog & Mining | Khoom npe | Taper Khawm Ntsis |
| Qhov hnyav (KG) | 4 | Txoj kab uas hla | 26mm-56mm |
| Video tawm-kev soj ntsuam | Muab | Ntev | 50mm ~ 72 hli |
| Hom Lub Npe | JCDRILL | Qhov zoo | Kev ua haujlwm siab |
| Hom | DRILL BIT | Xim | Thov |
| Tshuab Hom | Cov cuab yeej drilling | Kev siv | Drilling thiab Kev Tsim Kho |
| Khoom siv | High Manganese Hlau, Carbide, Tungsten Carbide | Hloov | Huab cua / Hiav txwv / Express |
| Hom kev ua haujlwm | Forging, Forging |
Taw qhia
los yog hollow laum steelsthere yog H22, H25 threads thiab txawv lengths ntawm rods muaj los ntawm 305mm mus rau 4270mm feem ntau.
Kev siv pob zeb drilling cuab yeej
• Underground mining
• Tunneling, quarrying
• Granite, Basalt, Limestone pob zeb thiab lwm yam.
Competitive Advantage
• Cov khoom siv qib siab
• Ua los ntawm cov qib siab steel thiab ua tiav siv lub xeev-of-the-art CNC machinery thiab kev kho cua sov
| Hollow Drill Rod | |
| Taper Degree | 4°, 6°, 7°, 11°, 12° |
| Txoj kab uas hla | 19mm - 25mm (los yog 1 nti rau 7/8 nti) |
| Ntev | 400mm-6000mm |
| Laum Qws Shank | 22 x 108 mm, shank 25 x 159 mm |
| Khoom siv | Siab zog alloy steel bar |
| Xim | Dub los yog raws li cov neeg siv khoom xav tau. |
Duab
| Yam tsawg kawg nkaus Order Quantity | N/A |
| Nqe | |
| Ntim Cov Lus Qhia | Standard Export Delivery Package |
| Lub sij hawm xa tuaj | 7 noj |
| Cov nqe lus them nqi | T/T |
| Muaj peev xwm muab khoom | Raws li kev txiav txim kom ntxaws |
