Viper Diamond Darts 90% Tungsten Soft Tip Dart Set Black Rings (16 grams)Diamonds are forever, and your dart game will shine on when you come to shoot with the Viper Diamond Soft Tip Darts, designed for use with either electronic dart boards or most sisal dart boards. These darts are packed with features starting with the barrel, fashioned from 90% Tungsten and 10% Nickel. Tungsten is a very dense metal, able to create slimmer darts with the same weight as lighter metals; this allows for tighter shot groupings without