Drill bits

Boring or penetrating the earth – Bit or bit element – Rolling cutter bit or rolling cutter bit element

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Details

175434, 408144, E21B 1046

Patent

active

054640687

ABSTRACT:
A drill bit comprises a working end having a slot formed therein and an unbacked diamond insert located in the slot and bonded to the working end, typically by brazing. The diamond insert will present a cutting edge or point for the bit. The diamond insert may be made of CVD diamond or diamond compact.

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