The Wiha Tools electric screwdrivers or powered screwdrivers offer the user the ability to quickly and efficiently complete screw tightening or loosening tasks without much manual input. Most electric screwdrivers will have torque settings, which can be used to prevent damage to the screw or object/material that it's being inserted into. This screwdriver available with interchangeable blade set SYSTEM 4 assorted 11-pcs with ball end. Assorted 11-pcs