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- Spring balancer from 0.5KG to 400kg
- Spring balancer normal stroke is 1.5 meters, and can do specially for 2.0 meters.
Spring tools balancer with higher working life for 100,000 times with no matter.
Via tools balancer can let the tools take as zero gravity, and is very easy to handle...
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finer lifting tools
[Verified]
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Negotiable
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