OEM/ODM China 8 1/2 Tricone Rock Bit - No-Dig metal face hole opener for very hard rock drilling – FAR EASTERN

Product Description

Wholesale 28 Inches No Dig metal face sealed bearing roller cone hole opener for hard rock in the stock from China factory
1>Central bar of hole opener: Deep(deeper than 3000 meters) oil well drilling usage drill collar, steel grade is 4145H.
2>Body of hole opener: The body are high grade and strong steel plate, surface and structure are hard-faced by tungsten carbide .
3>Key point of roller cone hole opener is the quality of roller cones, Far Eastern has numerous roller cone cutters for HDD requirement, the cutters are 6″,8 1/2″,9 1/2″, 12 1/4″, 17 1/2″, bearing type includes metal-face sealed bearing and elastomer sealed bearing.
All the production of Far Eastern are in lines of API standard, welcome your inquiry and cooperation.

Product Specification

Application:
Hard formations for high compressive strength,such as sandstone,hard shale,dolomite,hard gypsum,chert, granite, etc.
Far Eastern are  factory  specializes in drill bits,such as HDD hole opener,Foundation roller cutters ,PDC drill bit,roller cone bit, tricone roller cone bit, tricone bits for different applications. The application including oil field,natural gas,geological exploration,driectional boring,mining ,water well drilling ,HDD, construction,and foundation.
As a leading drill bits factory in China,increase the drill bit working life is our target. We always try to improve the bits with high penetration rates.Our purpose is to sell the high quality with the lowest price.Far eastern drilling quality and technology will help you to achieve more !