Grainger bonding and grounding wires are designed to prevent the accumulation of static charge over& buildings and reduce& the danger of electric shocks to workers and equipment. The& bonding wires& connect 2 metals via an electrical connection and grounding wires connect the circuit to earth& for charge dispersal. They are equipped with alligator clips and clamps for secure holding of wires to grounding surfaces (optional insulation available). Choose from a wide range of these wires, available in 3, 5 and 10 ft variants on Raptor Supplies.