There Is Probably Nothing More Frustrating Than Losing The Chuck Key For Your Favorite Drill. It Can Be Difficult To Replace Once It's Lost. Here's Something That Will Help You. This Is A 4-way Chuck Key, With A Hole In The Center, So You Can Attach It To Your Workbench Or Your Toolbox. Now Your Chuck Keys Will All Be In One Place! Sizes: 3/8", 1/2", 3/4", And 1".

* Sizes: 3/8, 1/2, 3/4, And 1"

* Heavy Duty

* Fits In Most Any Tool Box

* Easy To Use

* Professional Quality