tricone bits

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tricone bits tci tci bits series 437 Soft Formation TCI Tricone Bits The 437 tci bits are used to drill low compressive strength,very soft formations.TCI bits maximize the use of bothconical and chisel tungsten carbide inserts of large diameters and high projection.This cutting structure design,combined with maximum cone offset,results in high bit penetration rates.The deep intermesh of cutter rows prevents bit bailing in sticky formations. 517 Medium Formation TCI Tricone Bits The 517 features aggressive chisel tungsten carbide insert on the heel rows and inner rows. This design provides a fast drilling rate and added cutting structure durability in medium-to-medium hard for-mations. The HAN rubber O-ring provides adequate sealing for bearing durability. Hebei Zhankui Drill Equipment co.,Ltd.Specializes in drillbits ,drill pipe,mold pump and stabilizers for water well ,oil field ,construction.geothermal,directional boring,and underground foundation work all over the world.Our purpose is to sell the best quality products at the lowest possible price .We ate a professional supplier of new and used (rebuilt) drill bits used for lilfiled,water well . By the way ,we import the scraped drill bits ,tricon bits .if you have the products ,pls do not hesitate to contact me .

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Hebei Zhankui Drill Equipment Co., Ltd

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