TEKTON 1 2 Inch Drive Thin Wall Impact Flip Socket Set (6 Piece NEIKO 1 2in Drive Metric Impact Thin Wall Flip Socket Set 6 Piece 2 in 1 Impact Flip Socket Set, 5 Piece 66055 Klein Tools 1 2" Drive 19mm x 21mm Deep Flip Impact Socket Thin Wall Hot Selling 1 2"Drive Thin Wall Impact Socket Set Impact Socket Set. The TEKTON Thin Wall Impact Flip Socket Set contains 10 common socket sizes needed for servicing wheels on cars, trucks, utility trailers, and more. Each socket well is extra deep to provide increased engagement with lug nuts and clearance for decorative caps. The outer diameter of each socket is 1 to 2 mm smaller than other TEKTON impact sockets, allowing for better access in tight lug nut wells. Steep, 60 degree chamfered openings make it easy for the flip sockets to slide over lug nuts. Sizes are marked with both a high visibility laser marking and a permanent stamped marking that won't wear off. Each socket meets a minimum of 1. 3 times the ANSI ASME standard for proof torque. Features: 5 pc. 1 2 in. drive impact flip sockets: 17 x 19 mm, 21 x 22 mm, 3 4 in. x 13 16 in., 7 8 in. x 15 16 in., 1 x 1 1 16 in. 1 pc. 1 2 in. drive impact extension bar: 3 in. Storage case