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| Categories | Diamond Core Bits | 
|---|---|
| Place of Origin: | Changge,China | 
| Brand Name: | Huanghe Whirlwind | 
| Model Number: | HHW | 
| Certification: | IN | 
| Supply Ability: | 10000 Piece/Pieces per Day | 
| Price: | $90.00 - $135.00/pieces | 
| Warranty: | 1 years | 
| Customized support: | OEM, ODM | 
| Type: | Center Drill Bit, Core Drill Bit, Countersink Drill Bit, Gun Drill Bit, Indexable Drill Bit, Spade Drill Bit, Twist Drill Bit, Other | 
| Use: | Well Drilling | 
| Finish: | Other, Plain | 
| Welding Method: | Laser welding, high frequency | 
| Experience: | 25 years | 
| Guarantee period: | 1years | 
| Application: | coal mining, geological exploitation, water well | 
| Processing Type: | Casting & forging | 
| Advantage: | High abrasion&impact resistance | 
| Matrix Material: | No 45 Steel | 
| Material: | diamond & sintered carbide | 
| Port: | qingdao shanghai shenzhen | 
| Company Info. | 
| Henan Huanghe Whirlwind International Co.,Ltd. | 
| Verified Supplier | 
| View Contact Details | 
| Product List | 




Diameter (mm)  | Size | Cutting Wings | Water Hole | Thread | Rock Formation | ||||
| Big Dia. (mm) | Small Dia. (mm) | Height (mm) | Blade Qua. | PDC Qua. | Quantity | Diameter (mm) | Square TaperLock  | F<6 for soft rock,coal seaming drilling and grouting | |
| 94/75 | 94 | 75 | 250 | 6 | 9 | 6 | 8 | ||
| 133/75 | 133 | 75 | 250 | 6 | 12 | 6 | 8-10 | ||
| 133/94 | 133 | 94 | 280 | 6 | 15 | 6 | 8-10 | ||
| 155/94 | 911 55  | 113 | 300 | 6 | 18 | 6 | 8-10 | ||
Ps: Special design is available upon your requirement.  | |||||||||






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