Electric Wrench Sleeve Universal Extension Rod

High-quality Chrome Vanadium steel ends with tough flexible spring shafts.For use where a traditional solid extension bar will not fit. Suitable for all hand ratchet applications. Features EASY ACCESS Pros depend on flex extension bars to quickly loosen bolts and nuts at awkward angles and difficult-to-reach locations for light duty torque applications. FLEXIBLE AND STRONG Tightly coiled steel springs allow you to reach awkward angles with up to a 45 ° angle while maintaining great rotational torque transfer. Make your installation work more flexible, comfortable, and efficient. ELASTIC DESIGN Spring-loaded ball detent locking to prevent parts from slipping into machinery with square drive radius corners to reduce tool and socket wear. SAFETY-HOLD MODE Ball detent on the drive head allows you to securely latch your sockets on without any dropping, and non-deformation. MULTIPLE SIZE OPTIONS  Including three drive sizes such as 1/4 (6.3mm), 3/8 (10mm), and 1/2 (12.5mm) for maximum ver