... highly effective cleaner works well on jewellery, opticals, watch chains, dentures, bathroom products such as toothbrushes, stationery ... Heads, Razor Blades, Dentures, Combs, Toothbrushes etc.Pen-heads, Printer-heads, Seals etc.Watch Parts, Ancient Coins, Badges, Valves, ... Machine Nozzles etc.Metal dishwareFeatures: 1. 40, ...