Eurostat, Luxembourg. 82071990 (01/1996-..) Rock-drilling or earth-boring tools, interchangeable, with working parts of materials other than sintered metal carbide, cermets, diamond or agglomerated diamond: CN 82071990 /Exports /Unit = Prices (Euro/ton) /Partner: Nigeria /Reporter: Eur27_2020 /82071990:Rock-drilling or Earth-boring Tools, Interchangeable, With Working Parts of Materials Other Than Sintered Metal Carbide, Cermets, Diamond or Agglomerated Diamond.