Rotary ndi yodula chubu kuphatikiza kuzungulira ndi lalikulu koma ndi masinthidwe osiyanasiyana ndi owongolera.The awiri a rotary akhoza kukhala kuchokera 20mm-600mm.Kutalika kungakhale kofanana ndi kutalika kwa makina.monga 3m kapena 6m.
Nthawi yotumiza: Sep-20-2019