• Surface Drive Technology virtually eliminates the rounding of fasteners
• Made from Chrome Molybdenum Alloy steel (Cr-Mo) for exceptional strength and durability
• High-visibility laser etched markings for quick size identifications
• Secondary Hard size stamping
• Parallel neck down design on 8, 9, 10, 11mm standard and deep and 5/16”, 3/8”, and 7/16” standard and deep sizes for improved access to restricted fasteners
• Corrosion resistant coating reduces rust
• Meets or Exceeds ASME B107.2/B107.33M
• Standard: 8, 9, 10, 11, 12, 13, 14, 15, 16, 17, 18, 19mm
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