[TRUSTED TOOLS]Our universal wrench extender is designed to extend your wrenches to create more leverage, support on working with heavy equipment, especially as a technician in automotive industry. [HIGH-RANGED COMPATIBILITY]This ktool is compatible with most of wrenches, best with 1/2inch Drive Breaker Bars/21 MM Hex Drive or power/pry bars, ratchet. [PORTABLE & EASY TO USE]There's a lot of ways to hook on to it, which makes it even more versatile. Attaching the bar on the side or using it in either direction depending on the environment you're trying to use it in, you just need to flip it and you're . [TIME & HAND EFFORT SAVING]Putting the wrench extender adaptor on the other side of the wrencht is super easy to loosen, unscrew fasteners/remover or tighten stubborn rusty or over tightened magnetic nuts and bolts. [INCREASED TORQUE]combination wrenches hooked together will create an extension. more torque on a wrench when doing alignments safely will help you stress out, without risk