1/4DR X 5/16 12PT STANDARD - Armstrong

Features and Benefits:

• Radius corner design engages the flats of the fastener, not the corners, providing 15% - 20% more torque
• Specifically heat treated for the correct balance of strength and durability
• Manufactured to industrial specifications assuring a thin wall design with precise nut end dimensions
• EYE-D™ laser etched markings optimize the size identification and SAE/Metric differentiation