Roller Bit

As one of the rock drill bits manufacturers in China, Cangzhou Great Drill Bits
Co.,Ltd. has customized several types of roller cone bits for sale through its
drill bit factory. It is including 90 ° U-shaped Roller Bit, 120 ° U-shaped
Roller Bit. All these two types have designed Starry Sky Roller Bit.

The cones designed more full insert than traditional tricone bit cutter.

1. 90 ° U-shaped Roller Bit is straight legs of tricone bit, it is special
model made by GREAT.
But also we have designed roller bit with foundation, it can replaceable the
roller bit, in this case, you will not worry welding on the rock reamers .High
precision bearing surface heat treatment adopts advanced heat treatment
technology to improve bearing bearing capacity and service life.

2.120 ° U-shaped Roller bit. The traditional roller bit was cut by tricone
bit.
So it is including No.1, No.2, No.3 Cone cutters.

The Roller bit mainly used for Rock reamer (Hole opener) For HDD (Horizontal
directional drilling ) Trenchless technology. But also used for Core barrel
with roller bit, like pile foundation project.

3. Full cutter layout (Starry Sky Roller Bit), fast assembly way of bit leg
avoid heating problem of soldering, which extend lifetime of bearing.
Replaceable cutter rock reamer is designed for big rig and big hole drilling,
fit for all sorts of rock formation.

High precision bearing surface heat treatment adopts advanced heat treatment
technology to improve bearing bearing capacity and service life.

The Starry Sky Roller Bit has 90 ° U-shaped Roller Bit and 120 ° U-shaped
Roller Bit.

The cone units of Great Roller Cone Cutters are replaceable and each main body
of the Hole Openers can be used many times,thus saving the cost for the
customer.

The strength and wear resistance of inserts are improve by using carbide
inserts with high strength and high wear resistance.

We also provided OEM service if you have your own design and NDA with contract.

Just feel free to tell me if you have any needs.

Minimum Order: 1 pieces

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