Product description Made of drop forged from high quality diamond steel. Handles and jaws are heat treated tempered for toughness. Sharp cutting edges are hardened and honed with good leverage; will cut large size nails and wires. Black finish polished head. From the Manufacturer Good leverage, will cut large size nails and wires. Drop forged from high quality diamond steel. Handles and jaws are heat treated, tempered for toughness. Sharp cutting edges are hardened and honed. Black finish, polished head.