GearWrench 84948N 39 Pc. 1/2" Drive 6 Point Standard & Deep Impact Metric Socket Set, Black Made from chrome molybdenum alloy steel (CR-MO) for exceptional strength and durability Color: Black Manufactured in China Available in standard and deep styles in 1/4&#034;, 3/8&#034;, 1/2&#034;, 3/4&#034;, &amp; 1&#034; drives. Parallel neck down feature on 3/8&#034; and 1/2&#034; drive to increase access to restricted fasteners.