The SUNEX Tools 1/2" Drive SAE 6-Point Deep 19-pc Impact Socket Set, No. 2641, includes 19 impact sockets in SAE sizes ranging from 3/8" to 1-1/2" for 1/2" drive applications. Crafted from premium chrome molybdenum alloy steel for strength, durability, and resistance to wear under high-torque applications. Designed with radius corners to improve fastener engagement, reduce rounding of bolt heads, and minimize wear on both socket and fastener. Features high-visibility laser-etched markings on permanent stamped size markings for quick identification even in low light conditions.