At least five facilitators of outlawed organization were arrested on Monday during Frontier Corps (FC) operation in Shahrag area of Harnai.
According to FC spokesman, the detainees were assisting the workers of banned outfit in carrying out terror activities in the province however, the suspects have been shifted to some undisclosed for further interrogation.
Officials say more than 3,000 militants have been killed since the launch of the latest offensive in tribal areas of Pakistan.
Earlier, personnel of Frontier Corps (FC) and intelligence agencies jointly conducted a raid in Washuk and killed as many as two extremists while four militants were also taken into custody.
The spokesman revealed that the miscreants were involved in heinous crimes and other acts of terrorism. However, forces also claimed to have confiscated huge cache of weapons from the possession of dead suspects.
Also, FC raided Pak-Afghan border area Chaghi and recovered weapons hidden underground. The seized weapons included 10 sub-machine guns (SMGs), 13 rocket-propelled grenade-7 (RPG) rockets and 40 boxes of 12.7mm ammunition.