39 PC 1/2" DR MM MASTER

Features and Benefits:

• Made From Chrome Molybdenum Alloy Steel (Cr-Mo) for exceptional strength and durability
• Surface Drive Technology for reduced fastener rounding
• Manganese Phosphate Coating for corrosion resistance
• Parallel Neck Down Design On 9, 10, 11, 12, 13 and 14mm Standard and Deep Sizes for improved access to restricted fasteners
• High-Visibility Laser Etched Markings for quick size identification