The SK4M3L 1/2” Drive Metric Insulated Socket Set, 3PC Ingersoll Rand offers a robust and comprehensive solution for high-demand fastening tasks. Made from Impact-grade toughness Chrome-molybdenum steel, each socket in the set is heat-treated for exceptional toughness and longevity. The precision-machined interior ensures a secure, slip-resistant fit on fasteners, reducing bolt rounding even under high torque. The set includes multiple socket sizes and drive options, providing versatility for a wide range of applications.

The SK4M3L 1/2” Drive Metric Insulated Socket Set, 3PC Ingersoll Rand is ideal for industrial maintenance, automotive repair, heavy equipment work, and production line assembly. Whether you’re using impact tools or hand ratchets, these socket sets deliver dependable performance in rugged, high-stress environments — making them a go-to choice for professionals who need both strength and reliability.