50W is very powerful, it can engrave metal in deep. Opitional rotary device, each one is 200usd. If need show true value or other value please let us know in advance.The item "50W Raycus fiber laser marking machine metal engraver steel gold silver jewelry" is in sale since Thursday, June 4, 2020. This item is in the category "Business & Industrial\Printing & Graphic Arts\Screen & Specialty Printing\Engraving". The seller is "goldmarklaser" and is located in jinan. This item can be shipped worldwide.