أنشئ حسابًا أو سجّل الدخول للانضمام إلى مجتمعك المهني.
This is very wide question and answer but mainly you need.
1) classify the environment at which the well will be drilled, i.e. land or marine.
2) the aim of the drilling well , wildcat, appraisal ......
3) expecting drilling days
4) weight on bit required and derrick estimation.
5) movement flexibility
5) price
