BS9651 | BS Impact Screwdriver Set Impact drive handle loosens rusted or seized screws, nuts and bolts with easeReversible operation allows for secure removal and tightening8 piece set includes impact handle, 4 x Phillips bits and 3 x Flat head bitsknurled grip handleSuitable for both left and right handed threadsPhillips bits: PH1, PH2, PH3, PH4Flat head bits: 8, 10, 12mm