Cosmo Darts – Discovery Label – Steel Tip – Pupo Teng Lieh – 23g. These Pupo Teng Lieh steel tip darts feature 90% tungsten barrels, and are a front loaded barrel with a ringed grip along the rear of the barrel and a straight front section with a ring grip. This dart comes complete with a black titanium coating and then remachined to highlight the silver barrel in the grooves. Includes Cosmo Flights and Shafts.