. Gingher(R) Spring-action Knife-edge Thread Nippers are the perfect tool for cutting and snipping threads, heavier yarn and thick layers of fabric, with an innovative spring-action design that gently opens the blades after each cut, reducing hand fatigue to making cutting virtually effortless. They feature precision-ground, knife-edge blades and a specialized handle designed to work with your index finger underneath the snip, thumb on top and middle finger through the loop to stabilize the nippers while you cut. A double-later chrome-over-nickel blade finish is both striking and durable