It can also be used for large-sized bluefin and tuna over 1 meter.The longest in the nerve choking series "Nerve choking SUPER LONG"Finally released!Two types of dedicated wires are included1)Length 1000mm?Slightly thin diameter 1.2mm;2) length 1300mm x slightly thick diameter 1.5mm ;The needle pipe is 180 mm long.The grip is easy to hold and has a sense of stability, It can be used not only for nerve choking but also for bleeding air.Wire: length 1000 mm x diameter 1.2 mm / 1300 mm x diameter 1.5 mm.Needle pipe: Length 180mm