GearWrench KDT-82782 6 in 1 Screwdriver Slotted 0.25 in. X Phillips No.2 Slotted 3&#47;16 in. X Phillips No.1 Ergonomic Cushion Grip for Reduced Hand Fatigue and Greater Comfort Quick Change Nut driver Shank Set Size Range Min - 3&#47;16 in.&#44; #1