Mission Llew Bevan Darts - Steel Tip - 90% Tungsten - Black & Red ElectroMission Llew Bevan Darts Steel Tip 90% Tungsten Black & Red Electro 21g. Become a record breaker on the dartboard with the Mission Llew Bevan Tungsten Darts. In 2021, Bevan set a new Guinness World Record with the fastest time to complete a game of round the clock in a time of 1 minute and 19. 79 seconds. Bevans first set of signature darts from Mission are made from 90% tungsten. This straight barrel dart has two sections of horizontal milled cuts