HOPPER WING-CUTTERS - Designed to be used with natural feathers, wing sheet material, foam & other synthetic materials. Handmade in Montana with sharpened razor stainless-steel blades, beautifully grained wood with a hand rubbed Danish oil finish. One set of blades makes 100s and 100s of bodies or wings. Sizes: 4, 6, 8, 10, 12 OR Set of 5 with matching tool caddy.