Caliburn Sword Darts – Steel Tip – 95% Tungsten – S3 – 21g. The Caliburn Sword Darts boast curved, black coated barrels that feature a ringed grip and extra milling for maximum control. Made with 95% tungsten, these steel tip darts offer superior durability and precision. Take your game to the next level with the expertly crafted Caliburn Sword Darts. Supplied fitted with the Caliburn Replaceable Point System.Caliburn Sword Darts – Steel Tip – 95% Tungsten – S3 – 23g. The Caliburn Sword Darts boast curved, black coated barrels that feature a ringed grip and extra milling for maximum control. Made with 95% tungsten, these steel tip darts offer superior durability and precision. Take your game to the next level with the expertly crafted Caliburn Sword Darts.