Dj-7931 thick board copper-plating rack Specification: can be designed according to buyer's equipment Material:sus316l, red copper Usage scope:it can be used for thick board copper-plating.. Featuer:1it is environment-friendly and easy to operate. 2.The main body of the rack is made of sus316l and its surface is coated with pe Powder. It is resistant to strong acid and alkali. And the seperation of the hooks and The main body is convenient for maintaining and exchanging. Wooden case