44 Piece Standard/Deep Impact Socket Set, 3/8", 6 Point, SAE/Metric, Black Oxide

Features: Made from chrome molybdenum alloy steel (Cr-Mo) for exceptional strength and durability | Surface Drive® technology for reduced fastener rounding | Black oxide coating for corrosion resistance | Parallel neck down design on 8, 9, 10, 11mm sizes for improved access to restricted fasteners | High-visibility laser etched markings for quick size identification | Secondary hard stamping | Includes blow molded case with reinforced steel hinges and steel buckles for strength and security