Knipex's Diagonal Cutters, Nos. 72 21 160 and 72 11 160, can cut through soft materials such as plastic and leadneatly. The cutters have an opening spring and come made of forged, oil-hardened vanadium electric steel. The No. 72 21 16 features an 85 degree angle and the No. 72 11 160 has a 45 degree angle.