... size -Width: 25mm, 45mm, 75mm AE-1019 ESD Ring BinderArmeka ESD Ring Binders are made from durable, static dissipative material, surface resistance ... > 10e4 ohm/sqm.-A4-binder, width 25mm, ring ... mechanism-A4-binder, width 45mm, ring mechanism and paper clip-A4-binder, width ...