For single, multiple and fine stranded conductors with plastic or rubber insulation; especially useful with THHN coated wire. Adapts automatically to the respective cable diameter preventing damage to the conductor. Cutting depth can be adjusted for different insulation by turning the red wheel. Suitable for 14 – 6 AWG. Includes wire cutter for copper and aluminium wires, multi-stranded up to 8 AWG (10 mm?) and single stranded up to 10 AWG (6 mm?). Smooth operating mechanism. Replacement blade and plastic clamping jaws. Body is made of lightweight fibreglass-reinforced plastic. Blade is made of special tool steel, oil-hardened. Replacement pair of blades part number 12 59 01. Replacement clamping jaw part number 12 59 02.