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Item | Specification |
Product Name | Two-Wing Carbide Coal Drill Bit |
Sizes Available | 41mm / 42mm / 43mm / 44mm |
Type | Two-Wing (Non-Coring) Drill Bit |
Shank Type | Tapered Shank |
Material | High-Quality Tungsten Carbide + Alloy Steel Body |
Processing Technology | Sintering + Welding |
Application | Coal Mining, Geological Exploration, Rock Drilling, Underground Mining |
Features | High Wear Resistance, Strong Impact Resistance, Long Service Life |
Standards | ISO / API / CE (Customizable) |
Model No. | 41mm-44mm Tapered Shank Coal Drill Bit |
Certification | ISO9001, CE |
Packaging | Wooden Case / Carton / Customized |
Delivery Time | 7–15 days after payment |










