The audio starts with a deep, resonating thud, the unmistakable sound of a hand striking metal. The echo of the impact reverberates, suggesting the substantial size of the target - a truck. The sound is crisp, clear, and immediate, indicating the force of the hand hitting the metal surface. The audio continues with the sharp, metallic ring of the truck's exterior being hit. It's a brief but powerful sound that fades slowly, leaving an impression of the strength involved in the strike. The sound is raw, visceral, and intense, capturing the essence of a hand's contact with a hard, unyielding metallic surface of a vehicle.