... -20 m power required:25-45 hp CE certified multi-functional tractor powered seed spreaderTractor Spreaders are used to carry out ... maneuverability well , organization is simple, operation is convenient,the broadcast equation and width is adjustale, the function is reliable.Digging spreader ... speed 540rpmPower required 25-45hpDimension 1200*1050*1520 mm multi-functional tractor powered seed spreader