• 3/8" Drive Hex Bit Impact Metric Socket 5mm
• Chrome molybdenum alloy steel (Cr-Mo) for exceptional strength and durability
• Pin hole can be used with pin and o-ring for secure socket retention
• Manganese phosphate finish to resist corrosion
• High-visibility laser-etched markings provide quick size identification
• Secondary hard stamped size markings
• Meets or exceeds ASME specifications