What is Zeus's primary weapon?

The story behind the answer

Zeus’s primary weapon is the thunderbolt, which he hurls from the sky to assert his authority as king of the gods. As ruler of the heavens and weather, lightning symbolizes his power to punish, protect, and enforce oaths.

According to myth, the Cyclopes—Brontes, Steropes, and Arges—forged the thunderbolts for Zeus during the Titanomach