Hand across the top is a kind of mechanical lifting tools, mainly by using the principle of lever lifting, so it can support or stress points at any Angle when use, very convenient lifting, lifting and horizontal move, especially in the item drop, easily when they are in general use jack unable to accurately control the pressure and make the goods falling too fast, cause unnecessary trouble, hand over the top of the unit is composed of high strength steel. Strong security, durable. Hand down roof is supported by two stents, increase the height of the lifting on the job. Pressure across the top of the hand handle use can be folded, operation will handle opened, is closed to handle place. Simple to use can save a space again.

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