• Genuine Greenlee replacement adapter is designed specifically for the NR1 Nut Runner for proper fit and compatibility
• Heavy-duty 7/16" hex shank provides the correct interface for compatible quick-change impact tools
• Quick-change configuration supports fast installation and removal during field work
• Purpose-built NR1 connection helps restore a worn or missing adapter without replacing the complete nut runner
• Supports use of the NR1 Nut Runner for common square utility hardware fastening applications
• Compact replacement design is easy to keep as a service spare in a lineman tool kit or utility truck