... 3)18 years experience 4)10 years after-sale service Laser engraving cool brass metal stamp tag : MaterialZinc alloy, brass ... , engraved, painted, silk screen, offset printing, etc.PlatingGold, silver, nickel, brass, copper, antique plating, misty plating, daul plating ... 40mm, 45mm, etc. All size is welcome.LogoSoft enamel, laser engraving, offset printing, etc. Customize logo.BackFlat, sand blasting or ...