... winch.It is widely used in factories,mines,harbours,warehouses,cargo storage areas and shops,essential in raising working efficiency and ... box, maintenance of machine tools,etc. 3.To Meet the needs of lifting heavier cargo,our factory also manufactures HC20T/20T/32T ... 5 - 20tons,10- All kinds non- standard model hoist according to your actual working conditions design.Meanwhile, except the electric wire ...