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There are many types of diamond drilling tools (commonly known as diamond bits), and different industries and departments are often classified according to different classification methods. 1. Classification by use ...

Dual Tube Drilling  Core Barrel  In order to ensure the normal use of the double-pipe core drilling tool, the drilling tool must be checked frequently, and regular maintenance and maintenance should be done....

Dual tube drilling  core barrel In order to ensure the normal use of the double-pipe core drilling tool, it is necessary to check the drilling tool frequently, and make regular repairs and maintenance. 1. Check th...

1. The method of taking out the core 1. Card material card taking method At the end of the round, throw in the card material (small gravel, iron wire, steel grain) from the ground, and clamp and twist the broken rock...

The quality and type of PDC cutters has changed dramatically over the past few years. If you compare the teeth of the 1980s with today's teeth, the difference is considerable. Today's cutters have much better qua...