The story of a drilling weapon—Diamond bit

Abstract:

With the continuous development of resource exploration and geoscience exploration to the deep earth， drilling， as the only technical method to directly obtain underground information， has attracted more and more attention， and also promoted the progress of diamond bit technology for rock fragmentation. This paper introduces diamond bits， their classification， working process and application from the perspective of science popularization.

Key words:diamond drilling;diamond bit;drilling weapon;rock fragmentation;deep earth exploration