Rotary Drilling concepts | Types of Drill Bit | Surface Arrangements | Core recovery | Part-2

In this video, I had discussed about the Boring.. Following topics covered in this video
a) what is Rotary drilling
b) Application of Boring methods
c) Surface arrangements for rotary drilling, Feed mechanism
d) Different types of Drill bits
e) Core recovery
f) Recovery of Broken Drill Bits

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