Magnetic Wrench Extender Bar 13.5 Inch 1/2 Inch Square Hole Universal Extension Tool for Mechanic Repair Features： 1、Equipped with powerful magnet and enhanced groove design, it is used to fix and lock various wrenches more stably and safely. 2、Provide more torque for wrench tools so that you can loosen stubborn locknuts, bolts, fasteners and other parts that are difficult to reach. 3、Widely used in various standard wrenches, such as socket wrenches, open-end wrenches, adjustable wrenches, etc. Note: The width of the wrench should not exceed 1 inch, and the thickness should preferably be within 0.35 inch. 4、Easy to use, the long and thick handle adopts anti-slip design, which is more ergonomic. 5、The 1/2 Inch square hole allows you to used with your breaker bar or ratchet. It provides a longer lever arm, which effectively saves effort and tightens nuts, etc. The installation process is not easy to damage your wrench. Specification： Features: Equipped with powerful magnet and enhanced groove design, it is used to fix and lock various wrenches more stably and safely. Provide more torque for wrench tools so that you can loosen stubborn locknuts, bolts, fasteners and other parts that are difficult to reach. Widely used in various standard wrenches, such as socket wrenches, open-end wrenches, adjustable wrenches, etc. Note: The width of the wrench should not exceed 1 inch, and the thickness should preferably be within 0.35 inch. Easy to use, the long and thick handle adopts anti-slip design, which is more ergonomic. The 1/2 Inch square hole allows you to used with your breaker bar or ratchet. It provides a longer lever arm, which effectively saves effort and tightens nuts, etc. The installation process is not easy to damage your wrench. Specifications: Item: Wrench Extender Bar Material: Steel Color: Silver Length: 13.5inch Package Size: 35*5*4cm Package Weight: 700g Package List: 1* Wrench Extender Bar Package List： 1* Wrench Extender Bar