Features and Benefits, Impact Grade Toughness designed for high torque applications, Forged Chrome-molybdenum steel for high strength durability, Laser-etched size labeling enables easier identification to get the job done faster, Electro-phosphate finish projects a sleeker look for higher visability, Backed by a Lifetime Warranty which provides peace of mind with proven reliability, Sure, our sockets look great, But underneath their sleek, electro-phosphate finish lies a product with a heart of impact-grade steel, Sockets that are built to be tough, Built to be bold, Built to be Ingersoll Rand, Includes: 10mm, 11mm, 12mm, 13mm, 14mm, 15mm, 16mm, 17mm, 18mm, 19mm, 21mm, 22mm, 26mm, and a 27mm, Packaged in a blow molded case, SKU: WTD10156