Package dimensions: 28x14x3.5cm. Cr12mov steel jaws: hardness(HRC 55°-60°) for wire 10-24 awg gauge (0.2-6.0mm²). Heat treated blade for efficient cutting. For terminals:. Insulated 22-10awg (0.5-6mm²). Non-ins. 12-10awg (4-6mm²), 16-14awg (1.5-2.5mm²) & 22-18awg (0.5-1mm²)