[1]: ) FEATURES: Shank Size: Hex 1/4-Inch; Screwdriver Total Length: 140mm/ 5.5-inch; Double-Head Bit Type: PH1/SL5; PH1/SL4; PH2/SL6; Screwdriver Handle Size: 112x36mm/ 4.4'x 1.4'(L*MAX.D).