The moving hand truck is a large wheeled cart or small car, it is a wheeled machine that carpenters use to carry pieces of wood. Another historical definition of the devil is also found, it is a train mounted on wheels that is used in ports to transport cannons and large pieces of timber. A moving hand truck is a very important tool on several levels, it allows bulky items to be lifted and easily moved from one side to the other, it is, as a rule, in the form of a roux cart (between 2 red and 6 red, it depends on its use. The devil’s wheels move depends on the activity for which it is intended, for example for a moving professional, a 2-wheel trolley is very suitable for its activity because the household items, although they are bulky, are not not very heavy whereas for stone cutters, the 4-wheeled hand truck are the most appropriate because their activities require it.