Apex® Socket, Standard Length, Yes Impact Rated, Measurement System: Metric, Female Square Drive, 1/4 in Drive, 7 mm Socket, 22.2 mm Overall Length, 4.8 mm Opening Depth, 12.7 mm Drive End Width, 11.1 mm Socket End Width, 6 Points, High Carbon Alloy Steel • Impact rated • High carbon alloy steel and proprietary heat treat process yields greater strength and longer life • Cutting edge machining process allows apex to meet or exceed licensor standards, resulting in tighter tolerances...