... Carbide abrasive, super flexible paper backing, adaptable in dry and wet sanding. Back paper has had anti-slip treatment, the ... paint, cellphone crust, digital camera crust, varnish and stone surface cutting and polishing, jewellery, mold, mechanism, artcraft etc.Oslong ... equipment such as printing machine, bonding machine for sandpaper and Velcro, slitting machine, sanding machine, fully-automatic ...