Easy for everyone.A reliable assisting tool that can weave the PE line in a speedy manner.Provided with a wavy line hook of switching type and an offset arm can easily and securely tie the PE line and leader line with the FK Knot in a speedy manner.When carrying, the product can be stored compactly with the arm closed.The arm will open with the strap part pushed in and will be locked with the strap part pulled. The knitting point can be weaved beautifully and simply free of kinks by just winding the tensioned PE line and leader line in an S-shape, and smoothly changed to a half hitch.Wind the line around the wavy line hook one to two tuns and press the switch to the SHUT side for ease of securing.Adopting soft rubber to eliminate peculiar curling, and available to PE lines No. 0.3 to No. 6 and leader lines with a weight of 3 lb to 70 lb.Size:105? 57 ? 39 cm (when accommodated)