The Klein Tools D2000-8 8 in. Lineman's Heavy Duty Side Cutting Pliers are made of custom tool steel. The Klein Tools D2000-8 also features combination polished and black-oxide finish plus plastic-dipped handles for comfort and ease of identification. The knives on this unit cut ACSR, screws, nails and most hardened wire. The high-leverage design provides greater cutting and gripping power. Cutting knives are induction hardened for long life. The hot-riveted joint ensures smooth action and no handle wobble. This unit features a streamlined design with sure-gripping, cross-hatched knurled jaws. Users are provided with a tool that features unique handle with tempering that helps absorb the snap when cutting wire. The head is precision-hardened for on-the-job toughness.