• 2" to 4-3/4" Adjustable Hook Black Oxide Spanner Wrench
• Adjustable span allows wrenches to fit a range of collar sizes
• Forged from durably strong alloy steel
• Black oxide finish to resist corrosion
• Hard stamped size markings on the handle for quick identification
• Meets or exceeds US Federal Specification GGG-W-665C
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