Caliburn Sword Darts – Steel Tip – 95% Tungsten – S5 – 23g. The Caliburn Sword Darts are expertly crafted from 95% tungsten for optimal strength and precision. Featuring a micro ring grip and milling, these 23g steel tip darts provide exceptional grip for improved accuracy. Perfect for advanced players seeking a competitive edge. Supplied fitted with the Caliburn Replaceable Point System.