The EWF-15 spring balancer - EW-type Endo spring balancer 
 The EWF-15 spring balancer is a manipulation tools supporting the use of aids, those who use hand tools and occasions hanging portable devices can be used. Aids also can be used to improve the tools (hand chain hoist, electric hoist, etc.). The EWF-15 spring balancer With the force of the tension spring so that the suspension is hanging objects in weightlessness, thus reducing the labor intensity, and lower your production costs. EW type Endo spring balancer with the spring tension, so that the object's gravity and the spring tension to reach equilibrium, so in order to greatly reduce staff fatigue. 
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