8 1\2 Tricone Rock Drill Bit For Sale

8 1\2 Tricone Rock Drill Bit For Sale

Product description:

New kingdream bit 17 1/2 444.5mm IADC517 tricone drill bit

Main features:

1) with high precision bearings with neck to slide, two way thrust bearing; Tooth palm bearing surface surfacing hard alloy and cone bearing with reduced after welding together gold silver, improve the bearing capacity and resistance to bite ability.

2) the high precision metal seal, metal seal by a pair of elaborate design processing of metal sealing ring as bearing to dynamic seals, two high elastic rubber function circle, which located in the teeth palm and die as static sealing seal area, the optimization of the seal compression ensures that the two metal ring seal surface always kept in good contact.

3) steel ball lock die, suitable for the high speed.

4) the differential pressure and prevent drilling fluid restrictions in the lubricating system all rubber oil storage sac, for bearing system provides good lubrication guarantee.

5) 250 ° C temperature the high temperature, abrasion resistance of new grease.

6set the teeth bit high strength and high toughness carbide gear, optimize the design of the tooth row number, gear, toothy height and unique alloy tooth shape, give full play to the set high wear resistance and excellent teeth bit of cutting ability. Steel teeth drill tooth face apply welding new wear-resistant materials, in keep steel teeth bit high mechanical penetration rate at the same time, improve the drill bit cutting teeth life.

2.Product Images


Hejian Guangtong Petroleum Equipment Co., Ltd, who produce and export drill bits. We have a

Export Department, which specialize in the export of various products made by ourselves including

Drill bits, Drill Pipe, TCI tricone bits, PDC bits, PDC Diamond drill bits, roller rock bits, core bits, all size bits in oilfied, water well drilling, mineral and geological and so on. During themineral and geological and so on. During the twenty years, we have built good business relationships with customers abroad, such as America, Japan, Korea, Germany and so on. Thus the stable supplies, the quality as well as the flexible ways doingbusiness can be reached. We shall always be very happy to hear from you and will carefully consider any proposals likely to lead to business between us. We are looking forward to your early reply. Thank you for attention me !

5. More information about our products




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available sizes:

From 2 7/8 to 26'

larger sizes for hole opener bit , reamer bit


most favourable price and best qualtity

bearing type:

sealed bearing and non-sealed bearing

HJ (metal sealed journal bearing)

HA (rubber sealed journal bearing

aircooled bearing type

Formation or layer

soft .medium soft , hard, medium hard, very hard formation

Button size (extra features)

Button bit, saw teeth

1) Y-Conical teeth 2) X-chisel teeth

3) K- wide teeth

4) G- Gague protection


Alloy steel , carbide


Wooden case or steel case

Payment terms

T/ T, L/ C, Western union

Delivery terms

By sea or by air

Delivery time

Within 3 to 7 days


Canada, USA, Middle east , Africa, Europe

6. conveyance

7. FAQ (Frequently Asked Questions)

Please get back to my email address or call me:

You can provide us the following information .

Bit size

Drilling formation



You may have any questions , please ask us freely .

Any inquiry is welcomed here .

1) How to send money to us ?

We can send you our bank account information after the contract is made . By T/ T , Western union ....

2) What is the MOQ ?

Small trial order is acceptable , like 1pc, 2 pcs....

3) Inspection is possbile ?

Yes, you are welcome to our company at any time or you can make inspection through Third inspection agent , like SGS , BV and so on .

4) How to transport the bits ?

By sea , by air , by DHL, by UPS and so on ....

Do you have any questions ? Please don't hesitate to ask me and you will get the satisfactory response once you contact us