TCI(tungsten carbide insert) Tricone Bit - 537

Hebei Zhan kui Drill Equipmen co.,ltd .Specializes in tricone bits(TCI and steel tooth bit) ,PDC bit, drill pipe,mud 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 .

Mill tooth bits series

1,Soft formations(114-117)

These bits are designed to drill the softest formations such as soft shales,red beds, and clays, with high durability and maximum penetration rates.

2,Soft to medium formations(121,124,126,134,136,137)

These bits are designed to drill formations such as shales, medium soft limestone, Medium sandstone and other formations with intermittent hard streaks.

3,Medium to hard formations(213,214,215,217)

These bits are designed to drill formations such as hard sandstone, dolomite, and broken formations with hard cherty streaks

TCI bits series

437

Soft Formation TCI Tricone Bits

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

This design provides a fast drilling rate and added cutting structure durability in medium-to-medium hard formations .The HSN rubber O-ring provides adequate sealing for bearing durability.

637

Hard Formation TCI Tricone Bits

The 637 bits are used in the outer rows to prevent loss of bit gauge .Maximum numbers of hemispherical shaped inserts are used in all rows to provide cutter durability and long life .

617

Medium-Hard Formation TCI Tricone Bits

This design provides a fast drilling rate and added cutting structure durability in medium to medium hare formations .The HSN rubber O-rin provides adequate sealing for bearing durability.