TwoTrees 1064 Laser Head Kit for TS2 Laser Engraver Engraving Jewellery Rings Bracelets Plastic Glass and All MetalsTwoTrees TS2 1064nm Laser Head Features: 1. Metal Engraving: Unlike ordinary laser modules (455nm) on the market, the 1064nm infrared laser module was specially developed for jewellery crafts and metal engraving. It can engrave gold, silver, platinum, copper, aluminium, zinc, titanium, iron, stainless steel, metal oxide and alloys. 2. Better on Plastic and Acrylic: The TwoTrees TS2 1064nm Laser Head provides better performance on leather, opaque