Insulated Hex Screwdrivers Secure Tools offer a wide selection of insulated hex screwdrivers to use in a variety of construction industry tasks. Available in a range of sizes, you can use a hex screwdrivers wrench to drive bolt and screws with hexagonal sockets. Comprised of top-quality, hard-wearing materials, these insulated hex key wrenches are durable and very effective in protecting against electric shock and arcing up to 10,000 volts. And to further increase safety, each insulated hex screwdriver includes a useful open ring attachment point, letting you tether the item to your harness to prevent tool droppages when working up high.