API factory HDD rock roller cone bits for hard well drilling

Type of Bit:	HDD drilling bit
Standard:	ISO and API
IADC Code:	IADC637
WOB:	0.5-1.1(KN/mm)
RPM:	180-40(R/min)
Delivery Date:	5 days
Advantage:	Strong bearing,long life
Guarantee Term:	3 years
Application:	Limestone,sandstone,dolomite,hard gypsum,marble.

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Product Detail

Catalog

Product Description

Far Eastern Drilling is a supplier of drilling tools, including tricone bit, PDC tricone bit, hole opener,single roller cone bit and so on.We have succeeded inthe field of product research with proprietary intellectual property rights.We have made major breakthrough in the lines of analogue simulation in bottom-hole flow field,profile optimization,design of inserts arrangement and low torque,material and manufacturing techniques tect. As a result,our products own beeter characters of service and ranges of application.Mainly used for oil and gas,mining ,geothermal,construciton an so on.
The products of our company have achieved industrialization and serialization.Besides far eastern drilling has always laying importance on the technical exchanges and cooperation with the counterparts both at home and aboard.
Our products have been sold all over the world,including the United States,England,Canada,Brazil,Italy,Saudi Arabia,Korea,India and Poland and so on.

Product Specification

Basical Specification
Size of Rock Bit	5 1/2 inches
Size of Rock Bit	139.7 mm
Bit Type	Tungsten Carbide Insert (TCI )Tricone Bit
Thread Connection	3 1/2 API REG PIN
IADC Code	IADC637
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)	37,525-15,504 lbs
WOB (Weight On Bit)	167-69KN
RPM(r/min)	80~40
Formation	Hard formations with high compressive strength,such as hard shale,limestone,sandstone,dolomite,hard gypsum,chert,granite,etc.

5 1/2 Inches HDD Drill Bits IADC637G is popular size in drilling pilot hole for HDD application, the thread connection is customized for fitting with mud motor.
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,types of drilling rig, hardness of rocks,torque,RPM and WOB. It is also hlep us to find the siutable drill bits after you can tell us ,oil well drilling or No-Dig drilling or foundation piling,vertical well drilling or horizontal drilling .