Knipex Electronics SuperKnip XL Cutter – 5 1/2″. The 5 1/2″ Electronics Super Knips XL are precision pliers designed for ultra-fine cutting work. They are approximately 20% lighter than conventional electronics pliers and feature very precisely ground and sharp cutting edges. The pliers include an opening spring with a built-in opening limiter and a joint with a stainless steel rivet ensuring extremely smooth movement for minimum operator fatigue. These pliers are ideal for general-purpose cutting of wire cable ties and electrical components with a cutting edge hardness of approximately 54 HRC for longer life and more durable cutting.