Palans et Treuils

1 tonne , 2 tonnes , 3 tonnes , 5 tonnes

0 , 5 tonne , 1 tonne , 10 tonnes , 2 tonnes , 20 tonnes , 3 tonnes , 5 tonnes

0 , 5 tonne , 400 kg , 1 tonne , 2 tonnes , 3 tonnes

1 tonne , 2 tonnes , 3 tonnes , 5 tonnes

3.2 tonnes , 1 tonne , 2 tonnes