The 275 Iris scissors is designed for very fine dissection work. This tool is made of surgical stainless steel and is 4 long with cutting blades 1.1 long.Specs amp; FeaturesLaboratory, Iris, Application: Designed for very fine dissection work., Quality: , Surface Resistivity : Conductive, Shape: Straight, Material: SS, OAL: 4.5 (112.5mm), Tip Length: 1.1(27.5mm), Type of Cut: Shear