... hard industries The 2012 Exhibitions of Beijing World Super Hard Tools Co,. Ltd Trade ShowVenueDate BoothsPAST1. Tube & wire 2012 Dusseldorf, ... for electronic instruments and automobiles. Worldia PCD/PCBN cutting tools are widely used in cutting nonferrous and ferrous metal, ... Diamond scribing wheels, PCD/Carbide saw blades, Diamond cutting tools, PCD/PCBN Inserts, diamond die blanks and much more ...