... shredding large and hard objects. 3.Such as metal,glass,wood,iron,steel,aluminum. Metal shredder GL61250 DescriptionAutomatic control by microcomputer (PC), with ... . Suitable for crushing the big solid material like television, washing machine, shell of refrigerator, big size pipe, pipe fittings, forklift splint ... base of the Speed Reducer, big torque in low speed. Metal Shredder Machine/Heavy Duty ...