Ultra-sensitive tungsten BinBin Tenya.Applying the know-how cultivated in BinBin Dama to Tenya, Tungsten head snapper Tenya is now available. By using a tungsten material instead of lead for the head, we succeeded in forming a head with high specific gravity, small size, heavy weight, and high sensitivity. Especially in the deeper than 30m after autumn, you can feel the power of tungsten more. It shows a stable posture during a fall and reaches the bottom faster.