Application method

 

When use begins the handle with the spanner, drives the notch wheel, rotates the spool, achieves the tautness string. When needs to relax  the string, only needs to move the claw handle, stops the angle pawl spring pulling force, the string to be able to pull out freely.

 

Use scope:

 

This prodcut is suitable for the automobile loading boiler, the steel products, the lumber, the bamboo, the mineral wool textile, cargos and so on large-scale when manchinery essential bundles tightl, the localization special-purpose tool with the vehicle, may also make the large-scale mechnical device’s temporary hoisting up installment, the automobile trap hauling, the lumber, bamboo’s fagoting, the wattle and so on concurrently to use the tool.