IDF troops uncovered a horde of weapons and ammunition in Kfar Silwad, northeast of Ramallah, overnight Monday.
The weapons and ammunition were confiscated and a Palestinian involved in the incident was transferred for security interrogations.
An M-16 rifle, gun powder, a variety of bullets and materials used for the preparation of explosives were among the items found by the soldiers.
Meanwhile, Palestinians threw an explosive device at soldiers operating in Kfar Dan, northwest of Jenin.
No casualties or damages were reported.