Converts any type of 1/4" drive ratchet, including electric, air, and hand, into a powerful high-torque hex screwdriver to reach limited access areas, with any 1/4-inch security hex shank specialty bit. The PowerDrive Hex Adapter converts any type of 1/4-inch drive ratchet, including electric, air, and hand, into a powerful, high-torque hex screwdriver. What makes the PowerDrive Hex different from other ratchet adapters is its small, 1/2-inch-tall profile. The compact adapter design allows users to reach limited access areas with any 1/4-inch security hex shank specialty bit. This allows technicians to use their ratchet for any type of repair, even in the tightest sections of the vehicle engine bay. Rather than buying a separate drill drive, which takes up much more space, and is impossible to get into limited space areas. Use PowerDrive Hex that is only 1/2â?