Hammer throw is a men's track and field event in which an athlete throws a hammer (metal ball) as far as he can. The hammer weighs 7.26 kilograms (16 pounds). The thrower holds it with a metal grip that is connected to the ball by a steel wire. The entire hammer measures from 117.5 to 121.5 centimeters (461/4 to 473/4 inches) long. The athlete throws the hammer from a circle 2.13 meters (7 feet) in diameter.