Additional Info: Rockwell Hardness 58-60. Hardness meets A.N.S.I. standards.PLIERS 8" SLIP JOINT IVY CLASSICSKU: TOPSJ8$9.85PriceQuantity*Add to CartProduct DescriptionDrop-Forged Tool Steel. Heat treated. Fully polished head. Cutting edges are induction hardened. Warning: Not insulated. Handles are NOT intended for protection against electric shock. Never use on or near live electrical circuits.