Razor Scissors 4 inch Extra Sharp with Serrated Edge and Adjustable Tension By ThreadNanny Extra Sharp Scissors with one side Serrated Edge and large rings to easily accomodate large fingers. Made from top Quality German Steel double-plated chrome nickel finish Features Razor-sharp blades & tension adjustment screw on the top. Large rings add to comfort & allows you to get in and out of the scissors quickly and easily These Scissors can be resharpened / adjusted if required. Can be used for many different purpose including fly fishing / tying.