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Specifications
24" HDD Rock Reamer hole opener
Size: from 245mm to 1000mm
Certifi: ISO&API
Seal type:Metal/Rubber
Material:Carbide

24" HDD Rock Reamer hole opener

Hole Opener,Assemble drill bit

The reamer bits mainly consists of more than 3 cones.cutting structure with premium tungsten carbide hardfacing o premium tungsten carbide insert of formulas and new techniques is utilized,and increases wear-resistance capacibility of reamer.

1.Main sizes: Generally bit diameters: 311mm,346mm,500mm,800mm,900mm and so on, all sizes could be customized by requirements.
2.Application: Hole opener can enlarge a small well hole to bigger diameter in construction field,bridge construction,super highway construction,railway construction etc.  This kind of bits are suitbale for different complex formation,shales,limestone,cobblestone and so on.
3.Cutting structure: the hole opener always have multi-cones.Bit cones are splited from tricone bits and welded to bulid a big diameter bit, the pilot is attched with hole opener.