Harrows RazR Darts – 90% Steel Tip Tungsten. Features: 90% Tungsten Barrels, Harrows Flights and Shafts, Hard Case.Harrows RazR Darts – 90% Steel Tip Tungsten. Features: 90% Tungsten Barrels, Harrows Flights and Shafts, Hard Case.Harrows RazR Darts – 90% Steel Tip Tungsten. Features: 90% Tungsten Barrels, Harrows Flights and Shafts, Hard Case. Harrows RazR Darts – Steel Tip – Bulbous