HDD hole opener reamer bits manufacture  
 


Hole opener drill bit
1. Hole openers are designed for the enlargement of pilot holes and large hole applications. They
 Are also used for road and river crossing application.
2. The hole openers are manufactured from AISI 4145H fully heat-treated alloy steel. All are
available with carbide-milled teeth and insert cutters. Arms and cutters are hardfaced for
protection in three different designs for varying conditions and rock formations. The design of
the hole opener allows for field-changing the cutters.They has a wide range of hole opener
types, including.
 
 Cutting Structure
 The reamer mainly consists of four or more cones. Cutting Structure with premium tungsten
carbide hardfacing or premium tungsten carbide insert of formulas and new techniques is
utilized, and increases wear-resistance capability of reamer. The pilot is three cone bit( tricone bit ).

Seal and Lubrication
High performance HNBR O-ring for bearing seal and advanced grease for lubrication.

Product Application
It is suitable for the large size well, mining and infrastructure applications.
 

we specializes in manufacturing
1.PDC drill bits: 3~9 blades, Matrix Body or Steel Body, Size in 4-1/2''~17-1/2''
2.Rock Roller Bit, Rock Bit, Drill Bit, Rotary Bit: with steel/Milled teeth, open or sealed bearing,
3.Single Cone Bit
4. Reamer bit, Hole opener: size upto 1700mm, for HDD or vertical drilling
5.Diamond core bit
6.other oil drilling equipment accessories, pdc cutter, centralizer for drill bit, bit port, bit breaker.