1 convenient maintenance
power chain hoist Steel structure design of gourd simplifies maintenance and replacement parts, this is the advantage of gourd great.
2 operation modes
Hoist working mode is divided into single speed and double speed hoist, hanging hook or a running car manual or electric, bidirectional or multidirectional operation.
The 3 overload protection
Some high-end manual hoist for added safety additional overload protection device. This load is a kind of special protection horizontal lifting for the operator, hoist and. When the load is greater than the set value, the overload protection automatically enabled, hoist lifting will automatically stop
4 nickel surface hardening
Ni hardened chain after special treatment, do not affect the original chain properties rope blocks. Ni hardened chain has superior performance, can resist water, sea water, water and chemical substances can cause corrosion.
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