Description of the Product 4.5" Diagonal Cutter for Electronic Parts. Strong and non-slip, these diagonal pliers have an oblique opening and a flat design. Widely used side pliers have a non-slip rubber handle and a jaw made of high carbon steel. It is particularly useful for cutting small metal wires and trimming the electronic feet of plastic products. Strong and Sharp: The cutter can be used to cut small metal wire, trim electronic feet on plastic products, and cut wires.