Dual Action Auto Size Rapid Adjusting Wrench

This quick wrench is specially designed with auto size adjusting jaws: the big jaw has a capacity of 9/16” – 11/4" (14 – 32mm), and the small jaw has a capacity of 5/16” to 1-1/16” (8 to 17mm). This means that with just one of this dual-head wrench, you can replace all metric and standard wrenches that falls between the sizes mentioned above!