Specifically Designed Tungsten Carbide Rock Roller Bits For Open Pit Mine

Click here for catalogueTCI DRILL BIT.pdf

Our Company

Hunan Tianying Drilling Machine Manufacturing Co., Ltd is a professional Rock Drilling Bits manufacture, we supplies series of TCI Tricone bits for drilling in soft formation to very hard formation, available in both open-air bearing type or sealed bearing type. Under our R&D team’s constant product development, our Rotary Rock Drilling Bits are renowned for their great reliability, excellent and even quality and long services life with an expertise direct to any corner of the world.All bits the above are manufactured according to strict standards, set forth by the American Petroleum Institute (API). And classified according to characteristics set forth by the International Association of Drilling Contractors (IADC).

How to read an IADC Code properlyHow To Read IADC 1.pdf

Application

Tricone drill bit is the best all-purpose drill bit and can be used for many different types of rock formations, such as Soft Rock Formations (consist mainly of sand, clay, limestone or shale), Medium Rock Formations (calcites, dolomites, hard limestones, and some hard shale), Hard and Abrasive Formation (hard shale, calcites, mudstones, chert, pyrite, granite, quartzite, and cherty lime stones).

Main Products We Provide

We mainly provide Tricone Bits(TCI Drill Bits) for open pit mining.

a). Type: Tungsten Carbide Insert (TCI)

b). Formation Application: Soft to Hard Formation

c). Size Available: 7 7/8''~26''

d). Popular IADC Code: IADC545,645,725,735,745,825,835

Don’t see the bit you are looking for? Give us a call, we can customize any bit to fit your unique circumstances.

The above represents commonly available sizes and types, we do produce other sizes and types of rock drill bits which do not appear . Please contact us for more information.