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 3/8", 7/16", 1/2" and 9/16"Standard and Deep Sizes for Improved Access to Restricted Fasteners
- High-Visibility Laser Etched Markings for Quick Size Identification