These Tungsten Carbide Red Straight Scissors are essential tools for any tyers. Made with Tungsten carbide blades for increased durability and edge retention, the straight blades are also serrated to promote better control. The 4 inch is a perfect all round scissors and the 4.5 inch are designed for cutting hair. All SMHAEN scissors come with large rings to improve grip, so you can precisely handle any soft or tough material. With these scissors, fly tying is easier than ever before.