The DEWALT DCF922 XR Impact Wrench has an efficient brushless motor and 1/2in square drive with detent pin for quick socket changes. Its variable speed trigger provides complete control over all applications and tactile 4-mode select feature, a selection of different modes and speed settings for ultimate performance. * Mode 1 Low Speed tool operates at a reduced speed and outputs approximately 160Nm, reverse tool operates at normal speed. * Mode 2 Mid Speed tool operates at a reduced speed and outputs approximately 400Nm, reverse tool operates at normal speed. * Mode 3 High Speed tool operates at normal speed, reverse tool operates at normal speed. * Mode 4 Precision Wrench tool pauses before impacting to help prevent over-tightening, reverse tool lowers speed when fastening is loose to help prevent run-off. Its ultra-compact design enables easy access in confined areas. Fitted with a comfortable rubber XR grip and switch for greater application comfort and maximum control. An ultra-br