Dragonfly Tool, Universal Handle with BuschKraft Delta Tungsten BladeThe Dragonfly is equipped with the original BuschKraft Delta shaped tungsten carbide trimming blade, designed for longevity and precision. Each blade is sharpened to deliver the best cut right out of the box. Tungsten carbide is an extremely hard material that holds its edge through miles of trimming, even on heavily grogged clay. The Delta profile is an original BuschKraft design, based on a triangular form with three distinct radii that adapt to