Our wrench extension tool has extra long 15 inch, it is also an torque amplifier tool with 1/2" square hole, so you can attach a breaker bar or ratchet to the tool, giving you a longer lever arm and making it easier to unscrew super tight bolts with less strength.This wrench extension tool can offer you a professional and safe working experience than if you risk breaking your tools by using two wrenches locked together, or simply using an extension tube or a simple torque increasing tool.Wide Adaptability:Our wrench extender tool can work well with most kinds of your standard wrenches, such as:Allen KeyHex KeyTX wrench setXZN wrench setSocket wrench toolAdjustable wrench setImpact socket setPry bar setPipe wrench set Auto tools set etc.Extra Value: We extra give you with a pair of medium size non-slip gloves to make you safer when using tools. In addition, you are provided with a garage hook and mounting accessories so you can easily access and hang your torque multiplier.After-sales Guarantee: If you have any dissatisfaction with the wrench extension tool, just contact us through email, we will sincerely seek the most satisfactory solution for you.