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可实现良好的直、深孔
Micro Casing Bit系统为本公司独自研发的小径双重管钻孔系统。此系统的操作性及钻孔性优异，可钻超长孔，排水工程及前方地质勘查工程中应用此系统取得成功的事例不断增加（最大孔深50m的成果）。此系统采用MSS(Multi Side System)，不仅可打设钢管还可打设树脂管，也用于开凿长隧道等工程中。
Standard 2” & 2.5” MCB System(For Face Bolting)
- • Smallest concentrical drilling system
- • Applicable for longer holes such as face bolting, geological survey and drainage holes
- • 50m horizontal hole drilling has been recorded in Japan as longest drilled hole
- • Easiest handling by smallest diameter and light weight
- • Achieving high penetration rate
Standard 3” & 4” UMB System(For Fore Piling and Roof bolting)
- • Established UMB system for All Ground Fasten method
- • Ring bit has a unique connection
- • This system has best record at various rock condition in Japan
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