Police seized illegal weapons in separate incidents in the Negev and Judia and Samaria.
In overnight operations that took place in Ararah in the Negev units searched and seized five explosive devices and three petrol bombs.
Police bomb disposal experts arrived and neutralized the explosive devices.
One suspect age 49 local resident remains under arrest and will appear before the court later today.
In Border Police operations that took place in the Arab village of Bnei Naim in Judea and Samaria unit seized pieces of weapons.
Border police units went into the area and stopped a suspicious vehicle.
The vehicle was searched and the weapon parts were found inside.
Both the driver and passenger from the area of Hevron and Bet Jala in their 20s are being questioned by border police.