The impact screwdriver 921 combines the advantages of manual impact wrenches, compact tools and screwdrivers with pound-thru blade. The impact wrench function offers a loosening moment of up to 25 Nm. The robust bit holder allows the mounting of different specialised bits for various screw profiles. The pound-thru blade ensures complete power transmission (zero loss). The impact wrench function and screwdriver function can be switched as required.Features and BenefitsCompact and robust interchangeable blade screwdriver set with manually activatable impact wrench functionFor loosening stubborn screw connectionsHammer blow impulse is converted into a rotary movement with a loosening torque of approx. 25 Nm - without loss via a pound-thru bladeReversible functions: impact wrench and screwdriverSpecially hardened and extra tough bits with 1/4" external hexagon driveContents1x Kraftform Kompakt 900 Set 1, 19 pieces; 1x 921 Kraftform Plus impact screwdriver - series 900: 1/4"x163.5