The SET SKT IMP 3/8DR 15PC DE from IRWIN INDUSTRIAL TOOL COMPANY is a robust impact socket set designed for heavy-duty applications. This 15-piece set includes a variety of sizes, all featuring a 3/8" drive, making it perfect for automotive repairs and industrial tasks. Constructed from high-strength chrome molybdenum steel, these sockets are engineered to withstand high torque and resist rounding. The black oxide finish enhances durability and provides a non-reflective surface. Each socket is marked with size indicators for quick identification, ensuring efficiency during use. This set meets ANSI standards, making it a reliable choice for professionals and serious DIYers alike.