Made of Drop Forged, Heat Treated Heavy Duty Chrome Molybdenum (CR-MO) Steel with a Corrosion-Resistant Black Phosphate Finish. Set include: 8 Piece 12 Point 1/2-Inch Drive Deep Impact Socket Set: 29,30 32 34 35,36,38,39mm 12 Point, Universal for All Vehicle 12pt Installation, Removal, Repair, Engineered for use with impact drivers,Extra-deep broach accommodates longer fasteners. It comes with a durable blow-molded carrying case for easy transportation, safe storage, and quick organization. Meets or exceeds ANSI performance standards. Standard Limited Lifetime. This CASOMAN 8 Piece 1/2-Inch Drive Deep Spindle Axle Nut Impact Socket Set,12 Point, Metric, CR-MO, 29,30 32 34 35,36,38,39mm. It is Made of Drop Forged, Heat Treated Heavy Duty Chrome Molybdenum (CR-MO) Steel with a Corrosion-Resistant Black Phosphate Finish. The set includes: 8 Piece 12 Point 1/2-Inch Drive Deep Impact Socket Set: 29,30 32 34 35,36,38,39mm. The socket is 12 Point, Universal for All Vehicle 12pt Installation, Removal, Repair, Engineered for use with impact drivers,Extra-deep broach accommodates longer fasteners. It comes with a durable blow-molded carrying case for easy transportation, safe storage, and quick organization. All CASOMAN Sockets meets or exceeds ANSI performance standards and comes with Standard Limited Lifetime.