The UNI-Scissor Straight blade and UNI-Scissor Curved blade have one serrated edge. UNI-Products also offers a fine UNI-Tweezer, a UNI-Clamp (hackle pliers) and our new UNI-Lok locking device. New for 2012, the UNI-Economic Scissors have one serrated edge and are available straight and curved blade. The finger hole has one inch diameter and it is 4 inches long.