wood chipper: 1.Motor is guaranteed 1 year. 2.durable and solid,reliable. 3.fixable,easy to operate with. wood chipper Helicoids disc cutting machine can cut logs,small dimension wood and brushwood under the DIA of 200mm.It can be applied into pulp mill,trees,paper mill,wood factory etc.Cutting machine is mainly formed by the host,coupling and chassis,motor parts,including cutting machine,cutter ...