Eazypower FleX-A-Wrench 11 In. 3/8 In. Flexible Bit Extension

11 In., 3/8 In. square drive, Flex A Wrench for heavy-duty use with 3/8 In. sockets. Flexes to a full 90 deg.. Outer cover does not rotate so it can be used safely at any speed. Rated for 13 ft./lb. of torque. Designed for electric and rechargable drills or screwdrivers.