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Tricone Drill Bit
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Tricone Drill Bit

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 As your drilling challenges develop and expand, we are committed to developing new roller bit solutions to keep up with them. Our rock bits are specially designed to drill soft to hard formations with superior ROP and reliability, typically in sizes 4-3/4" to 26".

     A complete and professional production process ensures each part of rock bit is produced strictly to meet customers' expectations. FeiLong Retop delivers reliable and high-quality roller bits to help every customer completes project effectively.



 High reliability of Bearing and Seal

 - Enhanced Cone Protection for maximum abrasion resistance

 - Efficient Cutting Structure for improved bit life

 - Drill efficiently in longer, uninterrupted runs

Lug Back Enhancement

Carbide inserts are strategically arranged on lug back to improve bit's protection in abrasive formation,which can expend working life of the bit

Replaceable Nozzles Design

Replaceable nozzles with either nail retention or snap ring retention are supplied for the best hydraulics possible

Protection for Cone Shell

A row of carbide inserts is added between the outer row and the back cone rows to trim hole wall and protect cone shell

Shirttail Hard Facing

To ensure greater durability, we have welded carbide layer on shirttail that significantly increases wear resistance in this critical area of the bit

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Address: Junziguan Industrial Zone, Xicun Township, Hejian City, Hebei Province

Service Hotline:0317-3211668

Copyright: Hejian City Feilong Retop Rock Bit Manufacture Co., Ltd

International Trade Department 

Address: Room B2-0645, Century Tea Trade Building, Malian Road, Xuanwu District, Beijing

Phone: 010-63405086   Fax: 010-63407657