Datadart Atom Darts – Steel Tip – 23g. With a barrel length of 30mm and manufactured from 90% tungsten, it is designed to provide precision and accuracy for players of all skill levels. Overall, the Atom Dart is a high-quality product and a perfect addition to any player’s collection. Its combination of precision milling and tooling makes it a top choice for both professional and amateur players alike. Pack contains 90% tungsten barrels, stems and flights.Datadart Atom Darts – Steel Tip – 21g. With a barrel length of 30mm and manufactured from 90% tungsten, it is designed to provide precision and accuracy for players of all skill levels. Overall, the Atom Dart is a high-quality product and a perfect addition to any player’s collection. Its combination of precision milling and tooling makes it a top choice for both professional and amateur players alike. Pack contains 90% tungsten barrels, stems and flights.