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| Categories | Coal Bit |
|---|---|
| Brand Name: | HLDRILL |
| Place of Origin: | CHINA |
| MOQ: | 10PCS |
| Price: | Please contact us |
| Payment Terms: | T/T |
| Supply Ability: | 3000PCS Per Month |
| Packaging Details: | Wooden Box |
| Certification: | ISO9001 |
| Delivery Time: | 7-15 days |
| Product Name: | H22 Alloy Coal Mine Drill Bit |
| Product Specifications: | H22 Shank |
| Product Type: | Alloy Drill Bit for Coal Mine Rock Drilling |
| Body Material: | High-strength Wear-resistant Alloy Steel |
| Tilt Material: | Carbide Tip |
| Performance Characteristics: | Wear-resistant, impact-resistant, long service life |
| Application Scenarios: | Coal mining, tunnel excavation, rock drilling |
| Product Advantages: | Stable drilling, strong adaptability, high efficiency |
| Company Info. |
| Yanggu Henglong Construction Machinery Co., Ltd. |
| Verified Supplier |
| View Contact Details |
| Product List |
Alloy Material: YG8C / YG9C / YG10C
Hardness: Over HRA85
Performance: Superior wear resistance compared to ordinary carbon steel with excellent impact toughness to handle hard inclusions in coal seams
Body Material: High-strength alloy structural steel (42CrMo) with heat treatment to withstand high torque, frequent vibrations, and provide exceptional fatigue resistance

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