wide belts Copper belt series: 1.the Japanese 65 copper belt series. 2.2mm,4mm,6mm width 3.0.3mm, 0.35mm, 0.4mm thickness copper belt series: we can supply the HS-65 Japanese copper belt series. with the different specifications, there are three type: 2mm,4mm,6mm wide range, and also 0.3mm,0.35mm,0.4mm thick !