No doubt Sunex Tools offers one of the most complete and toughest Impact Socket lines around. This 5 piece hex driver impact Sockets tackle the toughest jobs with solid durability that keeps them pounding job after job. The following sizes are included - .75in - 0875in - 1in - 1-.125in and 1-.25in. Features Features a radius corner design - resulting in less wear on the fastener Alloy steel for long life Fully guaranteed Included in a heavy-duty blow mold case