A '1 ton hand-operated pulley block' refers to a manual lifting device with a rated load (lifting capacity) of 1 ton. It achieves the operation of lifting, lowering, pulling, aligning, etc., by manually reciprocating the handle. Features: · Manual operation: No need for electricity or other power sources; it can work solely on human power, making it very suitable for use in environments without electricity, remote areas, or explosion-proof conditions. · Easy to carry: Small in size, light in weight, easy to move and install. · Simple operation: The structure and principle are simple, making it easy to learn and use. · Positioning: Allows for fine adjustment of the position of the load, often used in situations where equipment installation, calibration, etc., require control.