Afghan forces killed 27 militants and wounded 13 others in Taliban hotbed Helmand province in an operation on Monday night, said a statement released Lashkar Gah by the military Tuesday.

"The operation was launched Monday night against Taliban rebels in the districts of Sangin, Musa Qala and Gereshk during which 27 insurgents including two commanders were killed and 13 others sustained injuries," the statement released by 215 Maiwand Corps added.

According to the statement, 13 militants were killed in Gereshk district, 12 others were killed in Sangin and two in Musa Qala.

The statement also said 10 militants sustained injuries in Gereshk and three others in Sangin during the operation.

There were no casualties on the troops, the statement contended, adding keeping pressure on militants would continue.

Taliban militants fighting Afghan and NATO-led troops have yet to make comment.

Notorious for growing poppy and militancy, Helmand has been regarded as the heartland of Taliban militants in Afghanistan.