Modern drilling methods include rotary drilling, which uses a rotating drill bit to grind through rock, and percussion drilling, where a hammering action is applied to the bit to shatter the rock. In extreme cases, directional drilling allows for curves and even horizontal passages through solid rock, opening up new possibilities for oil and gas exploration or tunnel construction.
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They also offer better control over the drilling depth, allowing operators to reach targeted depths more accurately They also offer better control over the drilling depth, allowing operators to reach targeted depths more accurately