Features: Constructed from chromium-molybdenum steel (CR-MO) and designed with a 6-point style, these sockets are built to last. The 6-point spindle design keeps a tight grip and reduces damage to the wheel nut. Description: 1/2 inches Deluxe Axle Nut Impact Sockets Set, 9pcs Designed for removal or installation of axle nuts. Drive in. 1/2, Material Type Chrome molybdenum alloy steel, Metric mm 29, 30, 31, 32, 33, 34, 35, 36, Point Size qty. 6. 1/2in. drive sockets 6-pt. design Heavy-duty chrome moly alloy steel construction Includes 29, 30, 31, 32, 33, 34, 35, 36 and 38mm sockets .