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| Port | Any port in China |
| Packaging | manufacturer drilling |
| Lead Time | 15-20 days after payment confirmed |
| Place of Origin | Hunan, China (Mainland) | Brand Name | manufacturer drilling |
| Model Number | DHD | Type | Drill Bit |
| Machine Type | Drilling Tool, Drilling Tool | Certification | ASTM |
| Material | Carbide | Processing Type | Casting |
| Use | Coal Mining | Diameter | 152-203mm |
| Brand | manufacturer drilling | Superiority | Professional technical support |
| Quality | 98% quality similarity world top class brands | Usage: | Ore Mining&Rock Quarrying |
| Use: | Mining&Construction&Water Well Drilling | Inserts design: | Spherical; Ballistic; Parabolic |
| Certification: | ISO9001;2015 | Material: | Tungsten carbide, Alloy steel |
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