Woodworking machinery: Trailed chippers, self-tracting, internal combustion engine driven, modell Wood processing machinery: Trailed chippers with self-tracting, hydro-feeding, PTO driven Wood processing machinery: Trailed chippers with self-tracting, hydro-feeding, PTO driven Woodworking machinery: Trailed chippers, self-tracting, internal combustion engine driven, modell Woodworking machinery: Trailed self-pulling, PTO driven chippers, model PRM200 Woodworking machinery: Trailed chippers, self-tracting, internal combustion engine driven, modell Woodworking machinery: Trailed chippers with self-pulling, PTO driven, model PRM160 Wood processing machinery: Trailed chippers with self-tracting, hydro-feeding, PTO driven Wood processing machinery: Trailed chippers with self-tracting, hydro-feeding, PTO driven Woodworking machinery: Trailed self-pulling, hydraulically driven, motor-driven chippers, m Woodworking machinery: Trailed chippers with self-pulling, electric motor driven. models PRM160 Woodworking machinery: Trailed chippers with self-tracting, electric motor driven. models PRM300