High Quality Single Cone Rock Roller Drill Bit For Rotary Drilling

Product advantages

1. Bearing with high saturated nitrile rubber reduces sealing pressure and improves sealing reliability.

2. G-Gauge protection improve the gauge ability and prolong the service life of the bit.

3. A row of teeth is added between the back taper and the outer row to dress the wellbore and protect the body of the cone.

4. The application of engineering plate holder makes the construction more convenient and quick.

Parameters		Application
Drill bit type	GRT-537 8 1/2``	Compression strength 90-110 MPa, medium hard formation such as sand stone, slate, shale, limstone ect.
IADC code	537	Main technical feature
Carbide QTY on cone	cone 1: 42pieces	There are Cone 1 & cone 2 & cone3, wedge cutters design resulted a high drilling efficiency in recommend formations. The roller cone is traditional Tricone Bit legs, increased carbide quantity on the dorsal metacarpal can protect leg back from damage by debris efficiently.
	cone 2: 43pieces
	cone 3: 40pieces
Carbide QTY on Leg	21 pieces

Replaceable Roller cone cutters mainly used for Rock Reamers and Core barrel .

(1) Any sizes available upon request.

(2) HDD provides 400mm-2000mm replaceable cutter rock reamer.

(3) Replaceable Cutter rock reamer is designed for big rig and big hole drilling ,fit for all sorts of rock formation. All cutters bearing is metal sealed.

(4) Big size of cutter make it longer using time life.

(5) 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.

Our Advangates
1. Two manufactures: New manufacture with 40,000 square meters in Hebei Province ,very near to Beijing , and build our own R&D Exchange Center in Beijing.
2. Goverment give us a High-tech Firm Authories Certification,we got API Spec7-1 Quality Control Standard. ISO9001:2008 Quality Management System. ISO14001:2004 Environment Management System.
3. DMG and Mazark machines manufacture with high precision .
4. Strong designs , engineers , production, sales and after sales service team.
5. OEM&ODM service.

Contact us if you need more details on High Quality Single Cone Bit. We are ready to answer your questions on packaging, logistics, certification or any other aspects about Single Cone Rock Roller Bit、Drill Bit For Rotary Drilling. If these products fail to match your need, please contact us and we would like to provide relevant information.

Product Categories : Roller Cone Cutters > 120 ° U-shaped Cone Cutter