The Diamond darts have been developed using ground-breaking Diamond fusion technology. Over 50,000 high grade 120 micron diamonds are fused to the tungsten matrix of the barrel, providing a long-lasting, unsurpassed non-slip grip. The revolutionary grip, infused from the world's hardest mineral, provides ultimate consistency and the perfect balance, and these 90% tungsten darts will help take your game to the next level. Each set comes with a branded rubber-compund cleaning tool to revitalise your grip when it matters.