The hottest innovation in nymph fishing in years in the sizes and colors needed to create exciting new patterns and produce fish. Straight-through holes with a larger tapered countersunk hole for easy hook insertion. Highly machined. In silver, brass, copper, black. Assortment in black, brass, copper. Assortment sizes are 3/32"(2.4mm), 1/8"(3.25mm), 5/32"(3.8mm), 3/16"(4.7mm); assortment comes with 25 of each size.