Klein Tools Locknut Wrench Set Is Designed With An Exclusive Offset Bend, That Is Perfect For Tightening and Loosening Locknuts In Tight Spaces. Each Set Contains The Most Commonly Used Conduit Sizes, 1/2-Inch, 3/4-Inch and 1-Inch, Which Are Identifiable By Color and Laser Marking. Internal Magnets Keep The Set Together In Your Toolbox.