HDD pilot drill bits manufacturer for corssing drilling

Looking for a reliable HDD pilot drill bits manufacturer for crossing drilling? Look no further! We are a factory with years of experience in producing top-quality drilling bits that meet your needs. Contact us today for all your HDD drilling needs!

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  • HDD pilot drill bits manufacturer for corssing drilling
  • HDD pilot drill bits manufacturer for corssing drilling
  • HDD pilot drill bits manufacturer for corssing drilling

PRODUCTS DETAILS

Wholesale TCI HDD pilot tricone drill bits with metal sealed bearing in stock with discounted price from China factory. Technical Data for Far Eastern's Drilling Bits as following: 1) High wear resistance and excellent cutting ability of the insert bit are given full play by using carbide combination with optimized compact numbers and rows,the exposure height and special shaped compacts. 2)All rubber compensator is used which can limit pressure differential and prevent drilling fluid from entering the lubrication system and this provides the bearing system with good assurance of lubrication. 3)Leg and Shirttail protection:Leg are protected by hardfacing and tungsten carbide inserts,for highly abrasive formations diamond coated tungsten carbide inserts can be used.   4))A row of inserts is added between gage row and heel row to him borehole wall and protect cone shell.

Basical Specification

Size of Rock Bit

7 7/8 inches

200 mm

Bit Type

TCI (Tungsten Carbide Insert) Tricone Bit

Thread Connection

4 1/2 API REG PIN

IADC Code

IADC537

Bearing Type

Journal Sealed Bearing with Gauge Protection

Bearing Seal

Elastomer sealed bearing ( Rubber sealed bearing) / Metal sealed bearing

Heel Protection

Available

Shirttail Protection

Available

Circulation Type

Mud Circulation

Operating Parameters

WOB (Weight On Bit)

20,223-44,940 lbs

90-200KN

RPM(r/min)

120~50

Formation

Medium formations,such as medium shale,limestone,medium sandstones,medium formation with harder and abrasive interbeds,etc.

table
Tricone Bit for Pilot Hole of Trenchless Application The tricone pilot bit is fitting with mud motor in rock crossing of trenchless projects, after pilot hole drilled, reamers will follow the finished hole to ream step by step. 7 7/8 Inches HDD Pilot Drill Bits IADC537 Tricone Bit For Medium Formation. Pilot Drill Bit is the guider of horzontal directional drilling, the qualtiy must be the top grade for hard and long distance crossing. In drilling project, Far Eastern  have 15 years and more than 30 countries services experience to supply the drill bits and advanced drilling soulutions for many different applications. The application including HDD, construction,and foundation ,water well drilling.The various drill bits can be customized as per different rock formation becasue we have our own API & ISO certified factory of drill bits. We can give our engineer's solution  when you can supply specific conditions, such as hardness of rocks,types of drilling rig,rotary speed,weight on bit and torque. It is also hlep us to find the siutable drill bits after you can tell us vertical well drilling or horizontal drilling ,oil well drilling or No-Dig drilling or foundation piling.

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