Cutting edge induction-hardened and factory testedFixed, forged-on axle rivet for durability underDesigned for easy cutting of hard, soft piano wireMade from chrome vanadium electric steel, oil hardened and temperedThe cutting edges being in the center of the plier headThis 10" ultra high leverage diagonal plier cutter, it requires little effort do to proper coordination of cutting edge angle, leverage ratio, and handle shape. This cutter features a 12" angled head for extra gripping. There's no sacrifice, you have comfort and durability!