This specially designed DEWALT Impact Ready Magnetic Pivot Holder (DWPVTHLD) was made to work with all impact drivers that can use a 1/4" shank bit with a rating of up to 2,000 RPM. Used as a quick insert bit holder this magnetic accessory revolutionizes the driving industry with this 20&deg swiveling Pivot Holder which allows you to get into those hard to reach places so you can plow through even the most tasking of jobs!