SHANA -- Iranian drillers at the National Iranian Drilling Company (NIDC) have spudded the first and deepest directional well in Kazhdomi structure of South Azadegan Oilfield.

According to NIDC, Ghorbanali Kazemi, head of the special operations administration of NIDC, said drilling of Well No. 166 took place at 61 degrees and went on according to the plan and continued until the depth of 4,197 meters.

The length of the well�s open hole is 2,432 meters, which is an unprecedented procedure in Iran, he said.