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At present, the tapping method must be installed in different sizes of die plates to meet the needs of the work, which brings inconvenience to the operator. To this end, a retractable plate holder was designed (see photo). As long as the two screws are adjusted, 4 to 5 different dies can be installed and used in production, and the effect is very good.
Eggcrate Grille,Egg Crate Grilles,Egg Crate Return Grille,Aluminum Egg Crate Grille
Guangzhou Jointair Co., Ltd. , https://www.jointair.cn