The NH-35-SE Webster Needle Holder is used with small needles and fine suture material. The locking mechanism allows the tool to apply the pressure to hold the tool infinitely. Smooth jaws will cause the least damage to the needle. Specs amp; FeaturesLaboratory, Needle Holder, Application: Used with small needles and fine suture material, Quality: , Surface Resistivity : Conductive, Shape: Straight, Material: SS, OAL: 5 (125mm)