21st September 2013 09:38
Most men and women take four turns in the ring before unleashing the hammer.
The weight of a hammer is 7.26kg for men and 4kg for women.
With the string, its total length can be 117.5-121.5cm for men and 116.0-119.5 for women.
The thrower generates power in each turn and in the last one, the weight of the hammer cam be equivalent to 300kg.
This is a weight that a thrower must bear on his or her finger tips, more or less.
The diameter of the ring is 214cm.