The term 'horsepower' is a unit to measure power and is equal to seven hundred and forty-six watts. You have asked about the good amount of horse power and all I can say is that there is no definite parameters that can describe about what amount of horsepower can be said to be a good and all depends upon the use you are making out of it.
Usually the amount of ten horse power is considered as a good amount but there are various kinds of equipments that are power by different amount of horse power. You can find equipments of one horse power and five horse power also. So use the any equipment that is suitable for your need and don't go for the heaviest one.
Usually the amount of ten horse power is considered as a good amount but there are various kinds of equipments that are power by different amount of horse power. You can find equipments of one horse power and five horse power also. So use the any equipment that is suitable for your need and don't go for the heaviest one.