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- Contact Person : Mr. David
- Company Name : Shijiazhuang Zhongmei Coal Mine Equipment Co., Ltd.
- Tel : 86-0311-85091068
- Fax : 86-0311-85323559
- Address : Hebei,shijiazhuang,NO.89 HUANGHE ROAD,HIGH-TECH INDUSTRIAL DEVELOPMENT ZONE,SHIJIAZHUANG,CHINA
- Country/Region : China
- Zip : 050035
Anti-collapse High-efficiency Combined Drill Bit
Product Detailed
Related Categories:Mining Machinery Parts
The high efficiency and high strength,Can take reverse rotation
Anti-collapse high efficiency combined drill bit has the high efficiency and high strength, it adopts multistep drilling mode: the first class is two-wing drilling, the second class is expanding bit which adopts three-wing drilling, the third class is anti-collapse drill bit which can take reverse rotation to carry out reverse cutting when you meet the collapse.
Product standard | |
Boring diameter | φ76,φ94,φ110 |
Coupling dimension | 18X18,24X24 |
Special service base on customer request. | |
Anti-collapse High-efficiency Combined Drill Bit
