The very popular 3/4″ and 9/16″ insulated box wrench combinations as in BW-223, and the heavy-duty steel forged model BW-223HD, are just right when installing or performing maintenance on overhead transformers.
- The insulated box wrench handle is formulated of a high strength and high dielectric polymer.
- A see-through port in the center of the handle to confirm that the two ends are not electrically connected.
- The unique design of the handle provides twice the Metal-to-Metal Electrical Isolation compared to other brands (*based on tests on model BW-223).
- The handle comes in a High-Visibility yellow color.
- Patented handle design and the metal-to-metal separation, the wrench has a Pull-Apart Strength of 3-5 times greater than other brands.
- Forged head models have 12 point sockets for a precise & smaller travel for ease of movement in tight spaces. They also incorporate a higher resolution ratchet for smoother operation.